aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/nouveau/core/subdev/bios
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/subdev/bios')
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/bios/base.c479
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/bios/bit.c52
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/bios/conn.c56
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/bios/dcb.c135
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/bios/dp.c76
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/bios/extdev.c100
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/bios/gpio.c121
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/bios/i2c.c129
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/bios/init.c2120
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/bios/mxm.c135
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/bios/perf.c75
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/bios/pll.c417
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/bios/therm.c177
13 files changed, 4072 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/base.c b/drivers/gpu/drm/nouveau/core/subdev/bios/base.c
new file mode 100644
index 000000000000..2fbb6df697cd
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/core/subdev/bios/base.c
@@ -0,0 +1,479 @@
+/*
+ * Copyright 2012 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Ben Skeggs
+ */
+
+#include <core/object.h>
+#include <core/device.h>
+#include <core/subdev.h>
+#include <core/option.h>
+
+#include <subdev/bios.h>
+#include <subdev/bios/bmp.h>
+#include <subdev/bios/bit.h>
+
+u8
+nvbios_checksum(const u8 *data, int size)
+{
+ u8 sum = 0;
+ while (size--)
+ sum += *data++;
+ return sum;
+}
+
+u16
+nvbios_findstr(const u8 *data, int size, const char *str, int len)
+{
+ int i, j;
+
+ for (i = 0; i <= (size - len); i++) {
+ for (j = 0; j < len; j++)
+ if ((char)data[i + j] != str[j])
+ break;
+ if (j == len)
+ return i;
+ }
+
+ return 0;
+}
+
+#if defined(__powerpc__)
+static void
+nouveau_bios_shadow_of(struct nouveau_bios *bios)
+{
+ struct pci_dev *pdev = nv_device(bios)->pdev;
+ struct device_node *dn;
+ const u32 *data;
+ int size, i;
+
+ dn = pci_device_to_OF_node(pdev);
+ if (!dn) {
+ nv_info(bios, "Unable to get the OF node\n");
+ return;
+ }
+
+ data = of_get_property(dn, "NVDA,BMP", &size);
+ if (data) {
+ bios->size = size;
+ bios->data = kmalloc(bios->size, GFP_KERNEL);
+ if (bios->data)
+ memcpy(bios->data, data, size);
+ }
+}
+#endif
+
+static void
+nouveau_bios_shadow_pramin(struct nouveau_bios *bios)
+{
+ struct nouveau_device *device = nv_device(bios);
+ u32 bar0 = 0;
+ int i;
+
+ if (device->card_type >= NV_50) {
+ u64 addr = (u64)(nv_rd32(bios, 0x619f04) & 0xffffff00) << 8;
+ if (!addr) {
+ addr = (u64)nv_rd32(bios, 0x001700) << 16;
+ addr += 0xf0000;
+ }
+
+ bar0 = nv_mask(bios, 0x001700, 0xffffffff, addr >> 16);
+ }
+
+ /* bail if no rom signature */
+ if (nv_rd08(bios, 0x700000) != 0x55 ||
+ nv_rd08(bios, 0x700001) != 0xaa)
+ goto out;
+
+ bios->size = nv_rd08(bios, 0x700002) * 512;
+ bios->data = kmalloc(bios->size, GFP_KERNEL);
+ if (bios->data) {
+ for (i = 0; i < bios->size; i++)
+ nv_wo08(bios, i, nv_rd08(bios, 0x700000 + i));
+ }
+
+out:
+ if (device->card_type >= NV_50)
+ nv_wr32(bios, 0x001700, bar0);
+}
+
+static void
+nouveau_bios_shadow_prom(struct nouveau_bios *bios)
+{
+ struct nouveau_device *device = nv_device(bios);
+ u32 pcireg, access;
+ u16 pcir;
+ int i;
+
+ /* enable access to rom */
+ if (device->card_type >= NV_50)
+ pcireg = 0x088050;
+ else
+ pcireg = 0x001850;
+ access = nv_mask(bios, pcireg, 0x00000001, 0x00000000);
+
+ /* bail if no rom signature, with a workaround for a PROM reading
+ * issue on some chipsets. the first read after a period of
+ * inactivity returns the wrong result, so retry the first header
+ * byte a few times before giving up as a workaround
+ */
+ i = 16;
+ do {
+ if (nv_rd08(bios, 0x300000) == 0x55)
+ break;
+ } while (i--);
+
+ if (!i || nv_rd08(bios, 0x300001) != 0xaa)
+ goto out;
+
+ /* additional check (see note below) - read PCI record header */
+ pcir = nv_rd08(bios, 0x300018) |
+ nv_rd08(bios, 0x300019) << 8;
+ if (nv_rd08(bios, 0x300000 + pcir) != 'P' ||
+ nv_rd08(bios, 0x300001 + pcir) != 'C' ||
+ nv_rd08(bios, 0x300002 + pcir) != 'I' ||
+ nv_rd08(bios, 0x300003 + pcir) != 'R')
+ goto out;
+
+ /* read entire bios image to system memory */
+ bios->size = nv_rd08(bios, 0x300002) * 512;
+ bios->data = kmalloc(bios->size, GFP_KERNEL);
+ if (bios->data) {
+ for (i = 0; i < bios->size; i++)
+ nv_wo08(bios, i, nv_rd08(bios, 0x300000 + i));
+ }
+
+out:
+ /* disable access to rom */
+ nv_wr32(bios, pcireg, access);
+}
+
+#if defined(CONFIG_ACPI)
+int nouveau_acpi_get_bios_chunk(uint8_t *bios, int offset, int len);
+bool nouveau_acpi_rom_supported(struct pci_dev *pdev);
+#else
+static inline bool
+nouveau_acpi_rom_supported(struct pci_dev *pdev) {
+ return false;
+}
+
+static inline int
+nouveau_acpi_get_bios_chunk(uint8_t *bios, int offset, int len) {
+ return -EINVAL;
+}
+#endif
+
+static void
+nouveau_bios_shadow_acpi(struct nouveau_bios *bios)
+{
+ struct pci_dev *pdev = nv_device(bios)->pdev;
+ int cnt = 65536 / 4096;
+ int ret;
+
+ if (!nouveau_acpi_rom_supported(pdev))
+ return;
+
+ bios->data = kmalloc(65536, GFP_KERNEL);
+ bios->size = 0;
+ if (!bios->data)
+ return;
+
+ while (cnt--) {
+ ret = nouveau_acpi_get_bios_chunk(bios->data, bios->size, 4096);
+ if (ret != 4096)
+ return;
+
+ bios->size += 4096;
+ }
+}
+
+static void
+nouveau_bios_shadow_pci(struct nouveau_bios *bios)
+{
+ struct pci_dev *pdev = nv_device(bios)->pdev;
+ size_t size;
+
+ if (!pci_enable_rom(pdev)) {
+ void __iomem *rom = pci_map_rom(pdev, &size);
+ if (rom && size) {
+ bios->data = kmalloc(size, GFP_KERNEL);
+ if (bios->data) {
+ memcpy_fromio(bios->data, rom, size);
+ bios->size = size;
+ }
+ }
+ if (rom)
+ pci_unmap_rom(pdev, rom);
+
+ pci_disable_rom(pdev);
+ }
+}
+
+static int
+nouveau_bios_score(struct nouveau_bios *bios, const bool writeable)
+{
+ if (!bios->data || bios->data[0] != 0x55 || bios->data[1] != 0xAA) {
+ nv_info(bios, "... signature not found\n");
+ return 0;
+ }
+
+ if (nvbios_checksum(bios->data, bios->data[2] * 512)) {
+ nv_info(bios, "... checksum invalid\n");
+ /* if a ro image is somewhat bad, it's probably all rubbish */
+ return writeable ? 2 : 1;
+ }
+
+ nv_info(bios, "... appears to be valid\n");
+ return 3;
+}
+
+struct methods {
+ const char desc[16];
+ void (*shadow)(struct nouveau_bios *);
+ const bool rw;
+ int score;
+ u32 size;
+ u8 *data;
+};
+
+static int
+nouveau_bios_shadow(struct nouveau_bios *bios)
+{
+ struct methods shadow_methods[] = {
+#if defined(__powerpc__)
+ { "OpenFirmware", nouveau_bios_shadow_of, true, 0, 0, NULL },
+#endif
+ { "PRAMIN", nouveau_bios_shadow_pramin, true, 0, 0, NULL },
+ { "PROM", nouveau_bios_shadow_prom, false, 0, 0, NULL },
+ { "ACPI", nouveau_bios_shadow_acpi, true, 0, 0, NULL },
+ { "PCIROM", nouveau_bios_shadow_pci, true, 0, 0, NULL },
+ {}
+ };
+ struct methods *mthd, *best;
+ const struct firmware *fw;
+ const char *optarg;
+ int optlen, ret;
+ char *source;
+
+ optarg = nouveau_stropt(nv_device(bios)->cfgopt, "NvBios", &optlen);
+ source = optarg ? kstrndup(optarg, optlen, GFP_KERNEL) : NULL;
+ if (source) {
+ /* try to match one of the built-in methods */
+ mthd = shadow_methods;
+ do {
+ if (strcasecmp(source, mthd->desc))
+ continue;
+ nv_info(bios, "source: %s\n", mthd->desc);
+
+ mthd->shadow(bios);
+ mthd->score = nouveau_bios_score(bios, mthd->rw);
+ if (mthd->score) {
+ kfree(source);
+ return 0;
+ }
+ } while ((++mthd)->shadow);
+
+ /* attempt to load firmware image */
+ ret = request_firmware(&fw, source, &nv_device(bios)->pdev->dev);
+ if (ret == 0) {
+ bios->size = fw->size;
+ bios->data = kmemdup(fw->data, fw->size, GFP_KERNEL);
+ release_firmware(fw);
+
+ nv_info(bios, "image: %s\n", source);
+ if (nouveau_bios_score(bios, 1)) {
+ kfree(source);
+ return 0;
+ }
+
+ kfree(bios->data);
+ bios->data = NULL;
+ }
+
+ nv_error(bios, "source \'%s\' invalid\n", source);
+ kfree(source);
+ }
+
+ mthd = shadow_methods;
+ do {
+ nv_info(bios, "checking %s for image...\n", mthd->desc);
+ mthd->shadow(bios);
+ mthd->score = nouveau_bios_score(bios, mthd->rw);
+ mthd->size = bios->size;
+ mthd->data = bios->data;
+ bios->data = NULL;
+ } while (mthd->score != 3 && (++mthd)->shadow);
+
+ mthd = shadow_methods;
+ best = mthd;
+ do {
+ if (mthd->score > best->score) {
+ kfree(best->data);
+ best = mthd;
+ }
+ } while ((++mthd)->shadow);
+
+ if (best->score) {
+ nv_info(bios, "using image from %s\n", best->desc);
+ bios->size = best->size;
+ bios->data = best->data;
+ return 0;
+ }
+
+ nv_error(bios, "unable to locate usable image\n");
+ return -EINVAL;
+}
+
+static u8
+nouveau_bios_rd08(struct nouveau_object *object, u32 addr)
+{
+ struct nouveau_bios *bios = (void *)object;
+ return bios->data[addr];
+}
+
+static u16
+nouveau_bios_rd16(struct nouveau_object *object, u32 addr)
+{
+ struct nouveau_bios *bios = (void *)object;
+ return get_unaligned_le16(&bios->data[addr]);
+}
+
+static u32
+nouveau_bios_rd32(struct nouveau_object *object, u32 addr)
+{
+ struct nouveau_bios *bios = (void *)object;
+ return get_unaligned_le32(&bios->data[addr]);
+}
+
+static void
+nouveau_bios_wr08(struct nouveau_object *object, u32 addr, u8 data)
+{
+ struct nouveau_bios *bios = (void *)object;
+ bios->data[addr] = data;
+}
+
+static void
+nouveau_bios_wr16(struct nouveau_object *object, u32 addr, u16 data)
+{
+ struct nouveau_bios *bios = (void *)object;
+ put_unaligned_le16(data, &bios->data[addr]);
+}
+
+static void
+nouveau_bios_wr32(struct nouveau_object *object, u32 addr, u32 data)
+{
+ struct nouveau_bios *bios = (void *)object;
+ put_unaligned_le32(data, &bios->data[addr]);
+}
+
+static int
+nouveau_bios_ctor(struct nouveau_object *parent,
+ struct nouveau_object *engine,
+ struct nouveau_oclass *oclass, void *data, u32 size,
+ struct nouveau_object **pobject)
+{
+ struct nouveau_bios *bios;
+ struct bit_entry bit_i;
+ int ret;
+
+ ret = nouveau_subdev_create(parent, engine, oclass, 0,
+ "VBIOS", "bios", &bios);
+ *pobject = nv_object(bios);
+ if (ret)
+ return ret;
+
+ ret = nouveau_bios_shadow(bios);
+ if (ret)
+ return ret;
+
+ /* detect type of vbios we're dealing with */
+ bios->bmp_offset = nvbios_findstr(bios->data, bios->size,
+ "\xff\x7f""NV\0", 5);
+ if (bios->bmp_offset) {
+ nv_info(bios, "BMP version %x.%x\n",
+ bmp_version(bios) >> 8,
+ bmp_version(bios) & 0xff);
+ }
+
+ bios->bit_offset = nvbios_findstr(bios->data, bios->size,
+ "\xff\xb8""BIT", 5);
+ if (bios->bit_offset)
+ nv_info(bios, "BIT signature found\n");
+
+ /* determine the vbios version number */
+ if (!bit_entry(bios, 'i', &bit_i) && bit_i.length >= 4) {
+ bios->version.major = nv_ro08(bios, bit_i.offset + 3);
+ bios->version.chip = nv_ro08(bios, bit_i.offset + 2);
+ bios->version.minor = nv_ro08(bios, bit_i.offset + 1);
+ bios->version.micro = nv_ro08(bios, bit_i.offset + 0);
+ } else
+ if (bmp_version(bios)) {
+ bios->version.major = nv_ro08(bios, bios->bmp_offset + 13);
+ bios->version.chip = nv_ro08(bios, bios->bmp_offset + 12);
+ bios->version.minor = nv_ro08(bios, bios->bmp_offset + 11);
+ bios->version.micro = nv_ro08(bios, bios->bmp_offset + 10);
+ }
+
+ nv_info(bios, "version %02x.%02x.%02x.%02x\n",
+ bios->version.major, bios->version.chip,
+ bios->version.minor, bios->version.micro);
+
+ return 0;
+}
+
+static void
+nouveau_bios_dtor(struct nouveau_object *object)
+{
+ struct nouveau_bios *bios = (void *)object;
+ kfree(bios->data);
+ nouveau_subdev_destroy(&bios->base);
+}
+
+static int
+nouveau_bios_init(struct nouveau_object *object)
+{
+ struct nouveau_bios *bios = (void *)object;
+ return nouveau_subdev_init(&bios->base);
+}
+
+static int
+nouveau_bios_fini(struct nouveau_object *object, bool suspend)
+{
+ struct nouveau_bios *bios = (void *)object;
+ return nouveau_subdev_fini(&bios->base, suspend);
+}
+
+struct nouveau_oclass
+nouveau_bios_oclass = {
+ .handle = NV_SUBDEV(VBIOS, 0x00),
+ .ofuncs = &(struct nouveau_ofuncs) {
+ .ctor = nouveau_bios_ctor,
+ .dtor = nouveau_bios_dtor,
+ .init = nouveau_bios_init,
+ .fini = nouveau_bios_fini,
+ .rd08 = nouveau_bios_rd08,
+ .rd16 = nouveau_bios_rd16,
+ .rd32 = nouveau_bios_rd32,
+ .wr08 = nouveau_bios_wr08,
+ .wr16 = nouveau_bios_wr16,
+ .wr32 = nouveau_bios_wr32,
+ },
+};
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/bit.c b/drivers/gpu/drm/nouveau/core/subdev/bios/bit.c
new file mode 100644
index 000000000000..1d03a3f2b2d2
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/core/subdev/bios/bit.c
@@ -0,0 +1,52 @@
+/*
+ * Copyright 2012 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Ben Skeggs
+ */
+
+#include "core/object.h"
+
+#include "subdev/bios.h"
+#include "subdev/bios/bit.h"
+
+int
+bit_entry(struct nouveau_bios *bios, u8 id, struct bit_entry *bit)
+{
+ if (likely(bios->bit_offset)) {
+ u8 entries = nv_ro08(bios, bios->bit_offset + 10);
+ u32 entry = bios->bit_offset + 12;
+ while (entries--) {
+ if (nv_ro08(bios, entry + 0) == id) {
+ bit->id = nv_ro08(bios, entry + 0);
+ bit->version = nv_ro08(bios, entry + 1);
+ bit->length = nv_ro16(bios, entry + 2);
+ bit->offset = nv_ro16(bios, entry + 4);
+ return 0;
+ }
+
+ entry += nv_ro08(bios, bios->bit_offset + 9);
+ }
+
+ return -ENOENT;
+ }
+
+ return -EINVAL;
+}
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/conn.c b/drivers/gpu/drm/nouveau/core/subdev/bios/conn.c
new file mode 100644
index 000000000000..5ac010efd959
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/core/subdev/bios/conn.c
@@ -0,0 +1,56 @@
+/*
+ * Copyright 2012 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Ben Skeggs
+ */
+
+#include <core/device.h>
+
+#include <subdev/bios.h>
+#include <subdev/bios/dcb.h>
+#include <subdev/bios/conn.h>
+
+u16
+dcb_conntab(struct nouveau_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len)
+{
+ u16 dcb = dcb_table(bios, ver, hdr, cnt, len);
+ if (dcb && *ver >= 0x30 && *hdr >= 0x16) {
+ u16 data = nv_ro16(bios, dcb + 0x14);
+ if (data) {
+ *ver = nv_ro08(bios, data + 0);
+ *hdr = nv_ro08(bios, data + 1);
+ *cnt = nv_ro08(bios, data + 2);
+ *len = nv_ro08(bios, data + 3);
+ return data;
+ }
+ }
+ return 0x0000;
+}
+
+u16
+dcb_conn(struct nouveau_bios *bios, u8 idx, u8 *ver, u8 *len)
+{
+ u8 hdr, cnt;
+ u16 data = dcb_conntab(bios, ver, &hdr, &cnt, len);
+ if (data && idx < cnt)
+ return data + hdr + (idx * *len);
+ return 0x0000;
+}
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/dcb.c b/drivers/gpu/drm/nouveau/core/subdev/bios/dcb.c
new file mode 100644
index 000000000000..9ed6e728a94c
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/core/subdev/bios/dcb.c
@@ -0,0 +1,135 @@
+/*
+ * Copyright 2012 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Ben Skeggs
+ */
+
+#include "core/device.h"
+
+#include "subdev/bios.h"
+#include "subdev/bios/dcb.h"
+
+u16
+dcb_table(struct nouveau_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len)
+{
+ struct nouveau_device *device = nv_device(bios);
+ u16 dcb = 0x0000;
+
+ if (device->card_type > NV_04)
+ dcb = nv_ro16(bios, 0x36);
+ if (!dcb) {
+ nv_warn(bios, "DCB table not found\n");
+ return dcb;
+ }
+
+ *ver = nv_ro08(bios, dcb);
+
+ if (*ver >= 0x41) {
+ nv_warn(bios, "DCB *ver 0x%02x unknown\n", *ver);
+ return 0x0000;
+ } else
+ if (*ver >= 0x30) {
+ if (nv_ro32(bios, dcb + 6) == 0x4edcbdcb) {
+ *hdr = nv_ro08(bios, dcb + 1);
+ *cnt = nv_ro08(bios, dcb + 2);
+ *len = nv_ro08(bios, dcb + 3);
+ return dcb;
+ }
+ } else
+ if (*ver >= 0x20) {
+ if (nv_ro32(bios, dcb + 4) == 0x4edcbdcb) {
+ u16 i2c = nv_ro16(bios, dcb + 2);
+ *hdr = 8;
+ *cnt = (i2c - dcb) / 8;
+ *len = 8;
+ return dcb;
+ }
+ } else
+ if (*ver >= 0x15) {
+ if (!nv_strncmp(bios, dcb - 7, 7, "DEV_REC")) {
+ u16 i2c = nv_ro16(bios, dcb + 2);
+ *hdr = 4;
+ *cnt = (i2c - dcb) / 10;
+ *len = 10;
+ return dcb;
+ }
+ } else {
+ /*
+ * v1.4 (some NV15/16, NV11+) seems the same as v1.5, but
+ * always has the same single (crt) entry, even when tv-out
+ * present, so the conclusion is this version cannot really
+ * be used.
+ *
+ * v1.2 tables (some NV6/10, and NV15+) normally have the
+ * same 5 entries, which are not specific to the card and so
+ * no use.
+ *
+ * v1.2 does have an I2C table that read_dcb_i2c_table can
+ * handle, but cards exist (nv11 in #14821) with a bad i2c
+ * table pointer, so use the indices parsed in
+ * parse_bmp_structure.
+ *
+ * v1.1 (NV5+, maybe some NV4) is entirely unhelpful
+ */
+ nv_warn(bios, "DCB contains no useful data\n");
+ return 0x0000;
+ }
+
+ nv_warn(bios, "DCB header validation failed\n");
+ return 0x0000;
+}
+
+u16
+dcb_outp(struct nouveau_bios *bios, u8 idx, u8 *ver, u8 *len)
+{
+ u8 hdr, cnt;
+ u16 dcb = dcb_table(bios, ver, &hdr, &cnt, len);
+ if (dcb && idx < cnt)
+ return dcb + hdr + (idx * *len);
+ return 0x0000;
+}
+
+int
+dcb_outp_foreach(struct nouveau_bios *bios, void *data,
+ int (*exec)(struct nouveau_bios *, void *, int, u16))
+{
+ int ret, idx = -1;
+ u8 ver, len;
+ u16 outp;
+
+ while ((outp = dcb_outp(bios, ++idx, &ver, &len))) {
+ if (nv_ro32(bios, outp) == 0x00000000)
+ break; /* seen on an NV11 with DCB v1.5 */
+ if (nv_ro32(bios, outp) == 0xffffffff)
+ break; /* seen on an NV17 with DCB v2.0 */
+
+ if (nv_ro08(bios, outp) == DCB_OUTPUT_UNUSED)
+ continue;
+ if (nv_ro08(bios, outp) == DCB_OUTPUT_EOL)
+ break;
+
+ ret = exec(bios, data, idx, outp);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/dp.c b/drivers/gpu/drm/nouveau/core/subdev/bios/dp.c
new file mode 100644
index 000000000000..3cbc0f3e8d5e
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/core/subdev/bios/dp.c
@@ -0,0 +1,76 @@
+/*
+ * Copyright 2012 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Ben Skeggs
+ */
+
+
+#include "subdev/bios.h"
+#include "subdev/bios/bit.h"
+#include "subdev/bios/dcb.h"
+#include "subdev/bios/dp.h"
+
+u16
+dp_table(struct nouveau_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len)
+{
+ struct bit_entry bit_d;
+
+ if (!bit_entry(bios, 'd', &bit_d)) {
+ if (bit_d.version == 1) {
+ u16 data = nv_ro16(bios, bit_d.offset);
+ if (data) {
+ *ver = nv_ro08(bios, data + 0);
+ *hdr = nv_ro08(bios, data + 1);
+ *len = nv_ro08(bios, data + 2);
+ *cnt = nv_ro08(bios, data + 3);
+ return data;
+ }
+ }
+ }
+
+ return 0x0000;
+}
+
+u16
+dp_outp(struct nouveau_bios *bios, u8 idx, u8 *ver, u8 *len)
+{
+ u8 hdr, cnt;
+ u16 table = dp_table(bios, ver, &hdr, &cnt, len);
+ if (table && idx < cnt)
+ return nv_ro16(bios, table + hdr + (idx * *len));
+ return 0xffff;
+}
+
+u16
+dp_outp_match(struct nouveau_bios *bios, struct dcb_output *outp,
+ u8 *ver, u8 *len)
+{
+ u8 idx = 0;
+ u16 data;
+ while ((data = dp_outp(bios, idx++, ver, len)) != 0xffff) {
+ if (data) {
+ u32 hash = nv_ro32(bios, data);
+ if (dcb_hash_match(outp, hash))
+ return data;
+ }
+ }
+ return 0x0000;
+}
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/extdev.c b/drivers/gpu/drm/nouveau/core/subdev/bios/extdev.c
new file mode 100644
index 000000000000..5afb568b2d69
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/core/subdev/bios/extdev.c
@@ -0,0 +1,100 @@
+/*
+ * Copyright 2012 Nouveau Community
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Martin Peres
+ */
+
+#include <subdev/bios.h>
+#include <subdev/bios/dcb.h>
+#include <subdev/bios/extdev.h>
+
+static u16
+extdev_table(struct nouveau_bios *bios, u8 *ver, u8 *hdr, u8 *len, u8 *cnt)
+{
+ u8 dcb_ver, dcb_hdr, dcb_cnt, dcb_len;
+ u16 dcb, extdev = 0;
+
+ dcb = dcb_table(bios, &dcb_ver, &dcb_hdr, &dcb_cnt, &dcb_len);
+ if (!dcb || (dcb_ver != 0x30 && dcb_ver != 0x40))
+ return 0x0000;
+
+ extdev = nv_ro16(bios, dcb + 18);
+ if (!extdev)
+ return 0x0000;
+
+ *ver = nv_ro08(bios, extdev + 0);
+ *hdr = nv_ro08(bios, extdev + 1);
+ *cnt = nv_ro08(bios, extdev + 2);
+ *len = nv_ro08(bios, extdev + 3);
+
+ return extdev + *hdr;
+}
+
+u16
+nvbios_extdev_entry(struct nouveau_bios *bios, int idx, u8 *ver, u8 *len)
+{
+ u8 hdr, cnt;
+ u16 extdev = extdev_table(bios, ver, &hdr, len, &cnt);
+ if (extdev && idx < cnt)
+ return extdev + idx * *len;
+ return 0x0000;
+}
+
+static void
+extdev_parse_entry(struct nouveau_bios *bios, u16 offset,
+ struct nvbios_extdev_func *entry)
+{
+ entry->type = nv_ro08(bios, offset + 0);
+ entry->addr = nv_ro08(bios, offset + 1);
+ entry->bus = (nv_ro08(bios, offset + 2) >> 4) & 1;
+}
+
+int
+nvbios_extdev_parse(struct nouveau_bios *bios, int idx,
+ struct nvbios_extdev_func *func)
+{
+ u8 ver, len;
+ u16 entry;
+
+ if (!(entry = nvbios_extdev_entry(bios, idx, &ver, &len)))
+ return -EINVAL;
+
+ extdev_parse_entry(bios, entry, func);
+
+ return 0;
+}
+
+int
+nvbios_extdev_find(struct nouveau_bios *bios, enum nvbios_extdev_type type,
+ struct nvbios_extdev_func *func)
+{
+ u8 ver, len, i;
+ u16 entry;
+
+ i = 0;
+ while (!(entry = nvbios_extdev_entry(bios, i++, &ver, &len))) {
+ extdev_parse_entry(bios, entry, func);
+ if (func->type == type)
+ return 0;
+ }
+
+ return -EINVAL;
+}
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/gpio.c b/drivers/gpu/drm/nouveau/core/subdev/bios/gpio.c
new file mode 100644
index 000000000000..4c9f1e508165
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/core/subdev/bios/gpio.c
@@ -0,0 +1,121 @@
+/*
+ * Copyright 2012 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Ben Skeggs
+ */
+
+#include <subdev/bios.h>
+#include <subdev/bios/dcb.h>
+#include <subdev/bios/gpio.h>
+
+u16
+dcb_gpio_table(struct nouveau_bios *bios)
+{
+ u8 ver, hdr, cnt, len;
+ u16 dcb = dcb_table(bios, &ver, &hdr, &cnt, &len);
+ if (dcb) {
+ if (ver >= 0x30 && hdr >= 0x0c)
+ return nv_ro16(bios, dcb + 0x0a);
+ if (ver >= 0x22 && nv_ro08(bios, dcb - 1) >= 0x13)
+ return nv_ro16(bios, dcb - 0x0f);
+ }
+ return 0x0000;
+}
+
+u16
+dcb_gpio_entry(struct nouveau_bios *bios, int idx, int ent, u8 *ver)
+{
+ u16 gpio = dcb_gpio_table(bios);
+ if (gpio) {
+ *ver = nv_ro08(bios, gpio);
+ if (*ver < 0x30 && ent < nv_ro08(bios, gpio + 2))
+ return gpio + 3 + (ent * nv_ro08(bios, gpio + 1));
+ else if (ent < nv_ro08(bios, gpio + 2))
+ return gpio + nv_ro08(bios, gpio + 1) +
+ (ent * nv_ro08(bios, gpio + 3));
+ }
+ return 0x0000;
+}
+
+int
+dcb_gpio_parse(struct nouveau_bios *bios, int idx, u8 func, u8 line,
+ struct dcb_gpio_func *gpio)
+{
+ u8 ver, hdr, cnt, len;
+ u16 entry;
+ int i = -1;
+
+ while ((entry = dcb_gpio_entry(bios, idx, ++i, &ver))) {
+ if (ver < 0x40) {
+ u16 data = nv_ro16(bios, entry);
+ *gpio = (struct dcb_gpio_func) {
+ .line = (data & 0x001f) >> 0,
+ .func = (data & 0x07e0) >> 5,
+ .log[0] = (data & 0x1800) >> 11,
+ .log[1] = (data & 0x6000) >> 13,
+ .param = !!(data & 0x8000),
+ };
+ } else
+ if (ver < 0x41) {
+ u32 data = nv_ro32(bios, entry);
+ *gpio = (struct dcb_gpio_func) {
+ .line = (data & 0x0000001f) >> 0,
+ .func = (data & 0x0000ff00) >> 8,
+ .log[0] = (data & 0x18000000) >> 27,
+ .log[1] = (data & 0x60000000) >> 29,
+ .param = !!(data & 0x80000000),
+ };
+ } else {
+ u32 data = nv_ro32(bios, entry + 0);
+ u8 data1 = nv_ro32(bios, entry + 4);
+ *gpio = (struct dcb_gpio_func) {
+ .line = (data & 0x0000003f) >> 0,
+ .func = (data & 0x0000ff00) >> 8,
+ .log[0] = (data1 & 0x30) >> 4,
+ .log[1] = (data1 & 0xc0) >> 6,
+ .param = !!(data & 0x80000000),
+ };
+ }
+
+ if ((line == 0xff || line == gpio->line) &&
+ (func == 0xff || func == gpio->func))
+ return 0;
+ }
+
+ /* DCB 2.2, fixed TVDAC GPIO data */
+ if ((entry = dcb_table(bios, &ver, &hdr, &cnt, &len)) && ver >= 0x22) {
+ if (func == DCB_GPIO_TVDAC0) {
+ u8 conf = nv_ro08(bios, entry - 5);
+ u8 addr = nv_ro08(bios, entry - 4);
+ if (conf & 0x01) {
+ *gpio = (struct dcb_gpio_func) {
+ .func = DCB_GPIO_TVDAC0,
+ .line = addr >> 4,
+ .log[0] = !!(conf & 0x02),
+ .log[1] = !(conf & 0x02),
+ };
+ return 0;
+ }
+ }
+ }
+
+ return -EINVAL;
+}
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/i2c.c b/drivers/gpu/drm/nouveau/core/subdev/bios/i2c.c
new file mode 100644
index 000000000000..ad577db83766
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/core/subdev/bios/i2c.c
@@ -0,0 +1,129 @@
+/*
+ * Copyright 2012 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Ben Skeggs
+ */
+
+
+#include "subdev/bios.h"
+#include "subdev/bios/dcb.h"
+#include "subdev/bios/i2c.h"
+
+u16
+dcb_i2c_table(struct nouveau_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len)
+{
+ u16 i2c = 0x0000;
+ u16 dcb = dcb_table(bios, ver, hdr, cnt, len);
+ if (dcb) {
+ if (*ver >= 0x15)
+ i2c = nv_ro16(bios, dcb + 2);
+ if (*ver >= 0x30)
+ i2c = nv_ro16(bios, dcb + 4);
+ }
+
+ if (i2c && *ver >= 0x30) {
+ *ver = nv_ro08(bios, i2c + 0);
+ *hdr = nv_ro08(bios, i2c + 1);
+ *cnt = nv_ro08(bios, i2c + 2);
+ *len = nv_ro08(bios, i2c + 3);
+ } else {
+ *ver = *ver; /* use DCB version */
+ *hdr = 0;
+ *cnt = 16;
+ *len = 4;
+ }
+
+ return i2c;
+}
+
+u16
+dcb_i2c_entry(struct nouveau_bios *bios, u8 idx, u8 *ver, u8 *len)
+{
+ u8 hdr, cnt;
+ u16 i2c = dcb_i2c_table(bios, ver, &hdr, &cnt, len);
+ if (i2c && idx < cnt)
+ return i2c + hdr + (idx * *len);
+ return 0x0000;
+}
+
+int
+dcb_i2c_parse(struct nouveau_bios *bios, u8 idx, struct dcb_i2c_entry *info)
+{
+ u8 ver, len;
+ u16 ent = dcb_i2c_entry(bios, idx, &ver, &len);
+ if (ent) {
+ info->data = nv_ro32(bios, ent + 0);
+ info->type = nv_ro08(bios, ent + 3);
+ if (ver < 0x30) {
+ info->type &= 0x07;
+ if (info->type == 0x07)
+ info->type = 0xff;
+ }
+
+ switch (info->type) {
+ case DCB_I2C_NV04_BIT:
+ info->drive = nv_ro08(bios, ent + 0);
+ info->sense = nv_ro08(bios, ent + 1);
+ return 0;
+ case DCB_I2C_NV4E_BIT:
+ info->drive = nv_ro08(bios, ent + 1);
+ return 0;
+ case DCB_I2C_NVIO_BIT:
+ case DCB_I2C_NVIO_AUX:
+ info->drive = nv_ro08(bios, ent + 0);
+ return 0;
+ case DCB_I2C_UNUSED:
+ return 0;
+ default:
+ nv_warn(bios, "unknown i2c type %d\n", info->type);
+ info->type = DCB_I2C_UNUSED;
+ return 0;
+ }
+ }
+
+ if (bios->bmp_offset && idx < 2) {
+ /* BMP (from v4.0 has i2c info in the structure, it's in a
+ * fixed location on earlier VBIOS
+ */
+ if (nv_ro08(bios, bios->bmp_offset + 5) < 4)
+ ent = 0x0048;
+ else
+ ent = 0x0036 + bios->bmp_offset;
+
+ if (idx == 0) {
+ info->drive = nv_ro08(bios, ent + 4);
+ if (!info->drive) info->drive = 0x3f;
+ info->sense = nv_ro08(bios, ent + 5);
+ if (!info->sense) info->sense = 0x3e;
+ } else
+ if (idx == 1) {
+ info->drive = nv_ro08(bios, ent + 6);
+ if (!info->drive) info->drive = 0x37;
+ info->sense = nv_ro08(bios, ent + 7);
+ if (!info->sense) info->sense = 0x36;
+ }
+
+ info->type = DCB_I2C_NV04_BIT;
+ return 0;
+ }
+
+ return -ENOENT;
+}
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/init.c b/drivers/gpu/drm/nouveau/core/subdev/bios/init.c
new file mode 100644
index 000000000000..6be8c32f6e4c
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/core/subdev/bios/init.c
@@ -0,0 +1,2120 @@
+#include <core/engine.h>
+#include <core/device.h>
+
+#include <subdev/bios.h>
+#include <subdev/bios/conn.h>
+#include <subdev/bios/bmp.h>
+#include <subdev/bios/bit.h>
+#include <subdev/bios/dcb.h>
+#include <subdev/bios/dp.h>
+#include <subdev/bios/init.h>
+#include <subdev/devinit.h>
+#include <subdev/clock.h>
+#include <subdev/i2c.h>
+#include <subdev/vga.h>
+#include <subdev/gpio.h>
+
+#define bioslog(lvl, fmt, args...) do { \
+ nv_printk(init->bios, lvl, "0x%04x[%c]: "fmt, init->offset, \
+ init_exec(init) ? '0' + (init->nested - 1) : ' ', ##args); \
+} while(0)
+#define cont(fmt, args...) do { \
+ if (nv_subdev(init->bios)->debug >= NV_DBG_TRACE) \
+ printk(fmt, ##args); \
+} while(0)
+#define trace(fmt, args...) bioslog(TRACE, fmt, ##args)
+#define warn(fmt, args...) bioslog(WARN, fmt, ##args)
+#define error(fmt, args...) bioslog(ERROR, fmt, ##args)
+
+/******************************************************************************
+ * init parser control flow helpers
+ *****************************************************************************/
+
+static inline bool
+init_exec(struct nvbios_init *init)
+{
+ return (init->execute == 1) || ((init->execute & 5) == 5);
+}
+
+static inline void
+init_exec_set(struct nvbios_init *init, bool exec)
+{
+ if (exec) init->execute &= 0xfd;
+ else init->execute |= 0x02;
+}
+
+static inline void
+init_exec_inv(struct nvbios_init *init)
+{
+ init->execute ^= 0x02;
+}
+
+static inline void
+init_exec_force(struct nvbios_init *init, bool exec)
+{
+ if (exec) init->execute |= 0x04;
+ else init->execute &= 0xfb;
+}
+
+/******************************************************************************
+ * init parser wrappers for normal register/i2c/whatever accessors
+ *****************************************************************************/
+
+static inline int
+init_or(struct nvbios_init *init)
+{
+ if (init->outp)
+ return ffs(init->outp->or) - 1;
+ error("script needs OR!!\n");
+ return 0;
+}
+
+static inline int
+init_link(struct nvbios_init *init)
+{
+ if (init->outp)
+ return !(init->outp->sorconf.link & 1);
+ error("script needs OR link\n");
+ return 0;
+}
+
+static inline int
+init_crtc(struct nvbios_init *init)
+{
+ if (init->crtc >= 0)
+ return init->crtc;
+ error("script needs crtc\n");
+ return 0;
+}
+
+static u8
+init_conn(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+
+ if (init->outp) {
+ u8 ver, len;
+ u16 conn = dcb_conn(bios, init->outp->connector, &ver, &len);
+ if (conn)
+ return nv_ro08(bios, conn);
+ }
+
+ error("script needs connector type\n");
+ return 0x00;
+}
+
+static inline u32
+init_nvreg(struct nvbios_init *init, u32 reg)
+{
+ /* C51 (at least) sometimes has the lower bits set which the VBIOS
+ * interprets to mean that access needs to go through certain IO
+ * ports instead. The NVIDIA binary driver has been seen to access
+ * these through the NV register address, so lets assume we can
+ * do the same
+ */
+ reg &= ~0x00000003;
+
+ /* GF8+ display scripts need register addresses mangled a bit to
+ * select a specific CRTC/OR
+ */
+ if (nv_device(init->bios)->card_type >= NV_50) {
+ if (reg & 0x80000000) {
+ reg += init_crtc(init) * 0x800;
+ reg &= ~0x80000000;
+ }
+
+ if (reg & 0x40000000) {
+ reg += init_or(init) * 0x800;
+ reg &= ~0x40000000;
+ if (reg & 0x20000000) {
+ reg += init_link(init) * 0x80;
+ reg &= ~0x20000000;
+ }
+ }
+ }
+
+ if (reg & ~0x00fffffc)
+ warn("unknown bits in register 0x%08x\n", reg);
+ return reg;
+}
+
+static u32
+init_rd32(struct nvbios_init *init, u32 reg)
+{
+ reg = init_nvreg(init, reg);
+ if (init_exec(init))
+ return nv_rd32(init->subdev, reg);
+ return 0x00000000;
+}
+
+static void
+init_wr32(struct nvbios_init *init, u32 reg, u32 val)
+{
+ reg = init_nvreg(init, reg);
+ if (init_exec(init))
+ nv_wr32(init->subdev, reg, val);
+}
+
+static u32
+init_mask(struct nvbios_init *init, u32 reg, u32 mask, u32 val)
+{
+ reg = init_nvreg(init, reg);
+ if (init_exec(init)) {
+ u32 tmp = nv_rd32(init->subdev, reg);
+ nv_wr32(init->subdev, reg, (tmp & ~mask) | val);
+ return tmp;
+ }
+ return 0x00000000;
+}
+
+static u8
+init_rdport(struct nvbios_init *init, u16 port)
+{
+ if (init_exec(init))
+ return nv_rdport(init->subdev, init->crtc, port);
+ return 0x00;
+}
+
+static void
+init_wrport(struct nvbios_init *init, u16 port, u8 value)
+{
+ if (init_exec(init))
+ nv_wrport(init->subdev, init->crtc, port, value);
+}
+
+static u8
+init_rdvgai(struct nvbios_init *init, u16 port, u8 index)
+{
+ struct nouveau_subdev *subdev = init->subdev;
+ if (init_exec(init)) {
+ int head = init->crtc < 0 ? 0 : init->crtc;
+ return nv_rdvgai(subdev, head, port, index);
+ }
+ return 0x00;
+}
+
+static void
+init_wrvgai(struct nvbios_init *init, u16 port, u8 index, u8 value)
+{
+ /* force head 0 for updates to cr44, it only exists on first head */
+ if (nv_device(init->subdev)->card_type < NV_50) {
+ if (port == 0x03d4 && index == 0x44)
+ init->crtc = 0;
+ }
+
+ if (init_exec(init)) {
+ int head = init->crtc < 0 ? 0 : init->crtc;
+ nv_wrvgai(init->subdev, head, port, index, value);
+ }
+
+ /* select head 1 if cr44 write selected it */
+ if (nv_device(init->subdev)->card_type < NV_50) {
+ if (port == 0x03d4 && index == 0x44 && value == 3)
+ init->crtc = 1;
+ }
+}
+
+static struct nouveau_i2c_port *
+init_i2c(struct nvbios_init *init, int index)
+{
+ struct nouveau_i2c *i2c = nouveau_i2c(init->bios);
+
+ if (index == 0xff) {
+ index = NV_I2C_DEFAULT(0);
+ if (init->outp && init->outp->i2c_upper_default)
+ index = NV_I2C_DEFAULT(1);
+ } else
+ if (index < 0) {
+ if (!init->outp) {
+ error("script needs output for i2c\n");
+ return NULL;
+ }
+
+ index = init->outp->i2c_index;
+ }
+
+ return i2c->find(i2c, index);
+}
+
+static int
+init_rdi2cr(struct nvbios_init *init, u8 index, u8 addr, u8 reg)
+{
+ struct nouveau_i2c_port *port = init_i2c(init, index);
+ if (port && init_exec(init))
+ return nv_rdi2cr(port, addr, reg);
+ return -ENODEV;
+}
+
+static int
+init_wri2cr(struct nvbios_init *init, u8 index, u8 addr, u8 reg, u8 val)
+{
+ struct nouveau_i2c_port *port = init_i2c(init, index);
+ if (port && init_exec(init))
+ return nv_wri2cr(port, addr, reg, val);
+ return -ENODEV;
+}
+
+static int
+init_rdauxr(struct nvbios_init *init, u32 addr)
+{
+ struct nouveau_i2c_port *port = init_i2c(init, -1);
+ u8 data;
+
+ if (port && init_exec(init)) {
+ int ret = nv_rdaux(port, addr, &data, 1);
+ if (ret)
+ return ret;
+ return data;
+ }
+
+ return -ENODEV;
+}
+
+static int
+init_wrauxr(struct nvbios_init *init, u32 addr, u8 data)
+{
+ struct nouveau_i2c_port *port = init_i2c(init, -1);
+ if (port && init_exec(init))
+ return nv_wraux(port, addr, &data, 1);
+ return -ENODEV;
+}
+
+static void
+init_prog_pll(struct nvbios_init *init, u32 id, u32 freq)
+{
+ struct nouveau_clock *clk = nouveau_clock(init->bios);
+ if (clk && clk->pll_set && init_exec(init)) {
+ int ret = clk->pll_set(clk, id, freq);
+ if (ret)
+ warn("failed to prog pll 0x%08x to %dkHz\n", id, freq);
+ }
+}
+
+/******************************************************************************
+ * parsing of bios structures that are required to execute init tables
+ *****************************************************************************/
+
+static u16
+init_table(struct nouveau_bios *bios, u16 *len)
+{
+ struct bit_entry bit_I;
+
+ if (!bit_entry(bios, 'I', &bit_I)) {
+ *len = bit_I.length;
+ return bit_I.offset;
+ }
+
+ if (bmp_version(bios) >= 0x0510) {
+ *len = 14;
+ return bios->bmp_offset + 75;
+ }
+
+ return 0x0000;
+}
+
+static u16
+init_table_(struct nvbios_init *init, u16 offset, const char *name)
+{
+ struct nouveau_bios *bios = init->bios;
+ u16 len, data = init_table(bios, &len);
+ if (data) {
+ if (len >= offset + 2) {
+ data = nv_ro16(bios, data + offset);
+ if (data)
+ return data;
+
+ warn("%s pointer invalid\n", name);
+ return 0x0000;
+ }
+
+ warn("init data too short for %s pointer", name);
+ return 0x0000;
+ }
+
+ warn("init data not found\n");
+ return 0x0000;
+}
+
+#define init_script_table(b) init_table_((b), 0x00, "script table")
+#define init_macro_index_table(b) init_table_((b), 0x02, "macro index table")
+#define init_macro_table(b) init_table_((b), 0x04, "macro table")
+#define init_condition_table(b) init_table_((b), 0x06, "condition table")
+#define init_io_condition_table(b) init_table_((b), 0x08, "io condition table")
+#define init_io_flag_condition_table(b) init_table_((b), 0x0a, "io flag conditon table")
+#define init_function_table(b) init_table_((b), 0x0c, "function table")
+#define init_xlat_table(b) init_table_((b), 0x10, "xlat table");
+
+static u16
+init_script(struct nouveau_bios *bios, int index)
+{
+ struct nvbios_init init = { .bios = bios };
+ u16 data;
+
+ if (bmp_version(bios) && bmp_version(bios) < 0x0510) {
+ if (index > 1)
+ return 0x0000;
+
+ data = bios->bmp_offset + (bios->version.major < 2 ? 14 : 18);
+ return nv_ro16(bios, data + (index * 2));
+ }
+
+ data = init_script_table(&init);
+ if (data)
+ return nv_ro16(bios, data + (index * 2));
+
+ return 0x0000;
+}
+
+static u16
+init_unknown_script(struct nouveau_bios *bios)
+{
+ u16 len, data = init_table(bios, &len);
+ if (data && len >= 16)
+ return nv_ro16(bios, data + 14);
+ return 0x0000;
+}
+
+static u16
+init_ram_restrict_table(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ struct bit_entry bit_M;
+ u16 data = 0x0000;
+
+ if (!bit_entry(bios, 'M', &bit_M)) {
+ if (bit_M.version == 1 && bit_M.length >= 5)
+ data = nv_ro16(bios, bit_M.offset + 3);
+ if (bit_M.version == 2 && bit_M.length >= 3)
+ data = nv_ro16(bios, bit_M.offset + 1);
+ }
+
+ if (data == 0x0000)
+ warn("ram restrict table not found\n");
+ return data;
+}
+
+static u8
+init_ram_restrict_group_count(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ struct bit_entry bit_M;
+
+ if (!bit_entry(bios, 'M', &bit_M)) {
+ if (bit_M.version == 1 && bit_M.length >= 5)
+ return nv_ro08(bios, bit_M.offset + 2);
+ if (bit_M.version == 2 && bit_M.length >= 3)
+ return nv_ro08(bios, bit_M.offset + 0);
+ }
+
+ return 0x00;
+}
+
+static u8
+init_ram_restrict(struct nvbios_init *init)
+{
+ u32 strap = (init_rd32(init, 0x101000) & 0x0000003c) >> 2;
+ u16 table = init_ram_restrict_table(init);
+ if (table)
+ return nv_ro08(init->bios, table + strap);
+ return 0x00;
+}
+
+static u8
+init_xlat_(struct nvbios_init *init, u8 index, u8 offset)
+{
+ struct nouveau_bios *bios = init->bios;
+ u16 table = init_xlat_table(init);
+ if (table) {
+ u16 data = nv_ro16(bios, table + (index * 2));
+ if (data)
+ return nv_ro08(bios, data + offset);
+ warn("xlat table pointer %d invalid\n", index);
+ }
+ return 0x00;
+}
+
+/******************************************************************************
+ * utility functions used by various init opcode handlers
+ *****************************************************************************/
+
+static bool
+init_condition_met(struct nvbios_init *init, u8 cond)
+{
+ struct nouveau_bios *bios = init->bios;
+ u16 table = init_condition_table(init);
+ if (table) {
+ u32 reg = nv_ro32(bios, table + (cond * 12) + 0);
+ u32 msk = nv_ro32(bios, table + (cond * 12) + 4);
+ u32 val = nv_ro32(bios, table + (cond * 12) + 8);
+ trace("\t[0x%02x] (R[0x%06x] & 0x%08x) == 0x%08x\n",
+ cond, reg, msk, val);
+ return (init_rd32(init, reg) & msk) == val;
+ }
+ return false;
+}
+
+static bool
+init_io_condition_met(struct nvbios_init *init, u8 cond)
+{
+ struct nouveau_bios *bios = init->bios;
+ u16 table = init_io_condition_table(init);
+ if (table) {
+ u16 port = nv_ro16(bios, table + (cond * 5) + 0);
+ u8 index = nv_ro08(bios, table + (cond * 5) + 2);
+ u8 mask = nv_ro08(bios, table + (cond * 5) + 3);
+ u8 value = nv_ro08(bios, table + (cond * 5) + 4);
+ trace("\t[0x%02x] (0x%04x[0x%02x] & 0x%02x) == 0x%02x\n",
+ cond, port, index, mask, value);
+ return (init_rdvgai(init, port, index) & mask) == value;
+ }
+ return false;
+}
+
+static bool
+init_io_flag_condition_met(struct nvbios_init *init, u8 cond)
+{
+ struct nouveau_bios *bios = init->bios;
+ u16 table = init_io_flag_condition_table(init);
+ if (table) {
+ u16 port = nv_ro16(bios, table + (cond * 9) + 0);
+ u8 index = nv_ro08(bios, table + (cond * 9) + 2);
+ u8 mask = nv_ro08(bios, table + (cond * 9) + 3);
+ u8 shift = nv_ro08(bios, table + (cond * 9) + 4);
+ u16 data = nv_ro16(bios, table + (cond * 9) + 5);
+ u8 dmask = nv_ro08(bios, table + (cond * 9) + 7);
+ u8 value = nv_ro08(bios, table + (cond * 9) + 8);
+ u8 ioval = (init_rdvgai(init, port, index) & mask) >> shift;
+ return (nv_ro08(bios, data + ioval) & dmask) == value;
+ }
+ return false;
+}
+
+static inline u32
+init_shift(u32 data, u8 shift)
+{
+ if (shift < 0x80)
+ return data >> shift;
+ return data << (0x100 - shift);
+}
+
+static u32
+init_tmds_reg(struct nvbios_init *init, u8 tmds)
+{
+ /* For mlv < 0x80, it is an index into a table of TMDS base addresses.
+ * For mlv == 0x80 use the "or" value of the dcb_entry indexed by
+ * CR58 for CR57 = 0 to index a table of offsets to the basic
+ * 0x6808b0 address.
+ * For mlv == 0x81 use the "or" value of the dcb_entry indexed by
+ * CR58 for CR57 = 0 to index a table of offsets to the basic
+ * 0x6808b0 address, and then flip the offset by 8.
+ */
+
+ const int pramdac_offset[13] = {
+ 0, 0, 0x8, 0, 0x2000, 0, 0, 0, 0x2008, 0, 0, 0, 0x2000 };
+ const u32 pramdac_table[4] = {
+ 0x6808b0, 0x6808b8, 0x6828b0, 0x6828b8 };
+
+ if (tmds >= 0x80) {
+ if (init->outp) {
+ u32 dacoffset = pramdac_offset[init->outp->or];
+ if (tmds == 0x81)
+ dacoffset ^= 8;
+ return 0x6808b0 + dacoffset;
+ }
+
+ error("tmds opcodes need dcb\n");
+ } else {
+ if (tmds < ARRAY_SIZE(pramdac_table))
+ return pramdac_table[tmds];
+
+ error("tmds selector 0x%02x unknown\n", tmds);
+ }
+
+ return 0;
+}
+
+/******************************************************************************
+ * init opcode handlers
+ *****************************************************************************/
+
+/**
+ * init_reserved - stub for various unknown/unused single-byte opcodes
+ *
+ */
+static void
+init_reserved(struct nvbios_init *init)
+{
+ u8 opcode = nv_ro08(init->bios, init->offset);
+ trace("RESERVED\t0x%02x\n", opcode);
+ init->offset += 1;
+}
+
+/**
+ * INIT_DONE - opcode 0x71
+ *
+ */
+static void
+init_done(struct nvbios_init *init)
+{
+ trace("DONE\n");
+ init->offset = 0x0000;
+}
+
+/**
+ * INIT_IO_RESTRICT_PROG - opcode 0x32
+ *
+ */
+static void
+init_io_restrict_prog(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u16 port = nv_ro16(bios, init->offset + 1);
+ u8 index = nv_ro08(bios, init->offset + 3);
+ u8 mask = nv_ro08(bios, init->offset + 4);
+ u8 shift = nv_ro08(bios, init->offset + 5);
+ u8 count = nv_ro08(bios, init->offset + 6);
+ u32 reg = nv_ro32(bios, init->offset + 7);
+ u8 conf, i;
+
+ trace("IO_RESTRICT_PROG\tR[0x%06x] = "
+ "((0x%04x[0x%02x] & 0x%02x) >> %d) [{\n",
+ reg, port, index, mask, shift);
+ init->offset += 11;
+
+ conf = (init_rdvgai(init, port, index) & mask) >> shift;
+ for (i = 0; i < count; i++) {
+ u32 data = nv_ro32(bios, init->offset);
+
+ if (i == conf) {
+ trace("\t0x%08x *\n", data);
+ init_wr32(init, reg, data);
+ } else {
+ trace("\t0x%08x\n", data);
+ }
+
+ init->offset += 4;
+ }
+ trace("}]\n");
+}
+
+/**
+ * INIT_REPEAT - opcode 0x33
+ *
+ */
+static void
+init_repeat(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u8 count = nv_ro08(bios, init->offset + 1);
+ u16 repeat = init->repeat;
+
+ trace("REPEAT\t0x%02x\n", count);
+ init->offset += 2;
+
+ init->repeat = init->offset;
+ init->repend = init->offset;
+ while (count--) {
+ init->offset = init->repeat;
+ nvbios_exec(init);
+ if (count)
+ trace("REPEAT\t0x%02x\n", count);
+ }
+ init->offset = init->repend;
+ init->repeat = repeat;
+}
+
+/**
+ * INIT_IO_RESTRICT_PLL - opcode 0x34
+ *
+ */
+static void
+init_io_restrict_pll(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u16 port = nv_ro16(bios, init->offset + 1);
+ u8 index = nv_ro08(bios, init->offset + 3);
+ u8 mask = nv_ro08(bios, init->offset + 4);
+ u8 shift = nv_ro08(bios, init->offset + 5);
+ s8 iofc = nv_ro08(bios, init->offset + 6);
+ u8 count = nv_ro08(bios, init->offset + 7);
+ u32 reg = nv_ro32(bios, init->offset + 8);
+ u8 conf, i;
+
+ trace("IO_RESTRICT_PLL\tR[0x%06x] =PLL= "
+ "((0x%04x[0x%02x] & 0x%02x) >> 0x%02x) IOFCOND 0x%02x [{\n",
+ reg, port, index, mask, shift, iofc);
+ init->offset += 12;
+
+ conf = (init_rdvgai(init, port, index) & mask) >> shift;
+ for (i = 0; i < count; i++) {
+ u32 freq = nv_ro16(bios, init->offset) * 10;
+
+ if (i == conf) {
+ trace("\t%dkHz *\n", freq);
+ if (iofc > 0 && init_io_flag_condition_met(init, iofc))
+ freq *= 2;
+ init_prog_pll(init, reg, freq);
+ } else {
+ trace("\t%dkHz\n", freq);
+ }
+
+ init->offset += 2;
+ }
+ trace("}]\n");
+}
+
+/**
+ * INIT_END_REPEAT - opcode 0x36
+ *
+ */
+static void
+init_end_repeat(struct nvbios_init *init)
+{
+ trace("END_REPEAT\n");
+ init->offset += 1;
+
+ if (init->repeat) {
+ init->repend = init->offset;
+ init->offset = 0;
+ }
+}
+
+/**
+ * INIT_COPY - opcode 0x37
+ *
+ */
+static void
+init_copy(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u32 reg = nv_ro32(bios, init->offset + 1);
+ u8 shift = nv_ro08(bios, init->offset + 5);
+ u8 smask = nv_ro08(bios, init->offset + 6);
+ u16 port = nv_ro16(bios, init->offset + 7);
+ u8 index = nv_ro08(bios, init->offset + 9);
+ u8 mask = nv_ro08(bios, init->offset + 10);
+ u8 data;
+
+ trace("COPY\t0x%04x[0x%02x] &= 0x%02x |= "
+ "((R[0x%06x] %s 0x%02x) & 0x%02x)\n",
+ port, index, mask, reg, (shift & 0x80) ? "<<" : ">>",
+ (shift & 0x80) ? (0x100 - shift) : shift, smask);
+ init->offset += 11;
+
+ data = init_rdvgai(init, port, index) & mask;
+ data |= init_shift(init_rd32(init, reg), shift) & smask;
+ init_wrvgai(init, port, index, data);
+}
+
+/**
+ * INIT_NOT - opcode 0x38
+ *
+ */
+static void
+init_not(struct nvbios_init *init)
+{
+ trace("NOT\n");
+ init->offset += 1;
+ init_exec_inv(init);
+}
+
+/**
+ * INIT_IO_FLAG_CONDITION - opcode 0x39
+ *
+ */
+static void
+init_io_flag_condition(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u8 cond = nv_ro08(bios, init->offset + 1);
+
+ trace("IO_FLAG_CONDITION\t0x%02x\n", cond);
+ init->offset += 2;
+
+ if (!init_io_flag_condition_met(init, cond))
+ init_exec_set(init, false);
+}
+
+/**
+ * INIT_DP_CONDITION - opcode 0x3a
+ *
+ */
+static void
+init_dp_condition(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u8 cond = nv_ro08(bios, init->offset + 1);
+ u8 unkn = nv_ro08(bios, init->offset + 2);
+ u8 ver, len;
+ u16 data;
+
+ trace("DP_CONDITION\t0x%02x 0x%02x\n", cond, unkn);
+ init->offset += 3;
+
+ switch (cond) {
+ case 0:
+ if (init_conn(init) != DCB_CONNECTOR_eDP)
+ init_exec_set(init, false);
+ break;
+ case 1:
+ case 2:
+ if ( init->outp &&
+ (data = dp_outp_match(bios, init->outp, &ver, &len))) {
+ if (ver <= 0x40 && !(nv_ro08(bios, data + 5) & cond))
+ init_exec_set(init, false);
+ if (ver == 0x40 && !(nv_ro08(bios, data + 4) & cond))
+ init_exec_set(init, false);
+ break;
+ }
+
+ warn("script needs dp output table data\n");
+ break;
+ case 5:
+ if (!(init_rdauxr(init, 0x0d) & 1))
+ init_exec_set(init, false);
+ break;
+ default:
+ warn("unknown dp condition 0x%02x\n", cond);
+ break;
+ }
+}
+
+/**
+ * INIT_IO_MASK_OR - opcode 0x3b
+ *
+ */
+static void
+init_io_mask_or(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u8 index = nv_ro08(bios, init->offset + 1);
+ u8 or = init_or(init);
+ u8 data;
+
+ trace("IO_MASK_OR\t0x03d4[0x%02x] &= ~(1 << 0x%02x)", index, or);
+ init->offset += 2;
+
+ data = init_rdvgai(init, 0x03d4, index);
+ init_wrvgai(init, 0x03d4, index, data &= ~(1 << or));
+}
+
+/**
+ * INIT_IO_OR - opcode 0x3c
+ *
+ */
+static void
+init_io_or(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u8 index = nv_ro08(bios, init->offset + 1);
+ u8 or = init_or(init);
+ u8 data;
+
+ trace("IO_OR\t0x03d4[0x%02x] |= (1 << 0x%02x)", index, or);
+ init->offset += 2;
+
+ data = init_rdvgai(init, 0x03d4, index);
+ init_wrvgai(init, 0x03d4, index, data | (1 << or));
+}
+
+/**
+ * INIT_INDEX_ADDRESS_LATCHED - opcode 0x49
+ *
+ */
+static void
+init_idx_addr_latched(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u32 creg = nv_ro32(bios, init->offset + 1);
+ u32 dreg = nv_ro32(bios, init->offset + 5);
+ u32 mask = nv_ro32(bios, init->offset + 9);
+ u32 data = nv_ro32(bios, init->offset + 13);
+ u8 count = nv_ro08(bios, init->offset + 17);
+
+ trace("INDEX_ADDRESS_LATCHED\t"
+ "R[0x%06x] : R[0x%06x]\n\tCTRL &= 0x%08x |= 0x%08x\n",
+ creg, dreg, mask, data);
+ init->offset += 18;
+
+ while (count--) {
+ u8 iaddr = nv_ro08(bios, init->offset + 0);
+ u8 idata = nv_ro08(bios, init->offset + 1);
+
+ trace("\t[0x%02x] = 0x%02x\n", iaddr, idata);
+ init->offset += 2;
+
+ init_wr32(init, dreg, idata);
+ init_mask(init, creg, ~mask, data | idata);
+ }
+}
+
+/**
+ * INIT_IO_RESTRICT_PLL2 - opcode 0x4a
+ *
+ */
+static void
+init_io_restrict_pll2(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u16 port = nv_ro16(bios, init->offset + 1);
+ u8 index = nv_ro08(bios, init->offset + 3);
+ u8 mask = nv_ro08(bios, init->offset + 4);
+ u8 shift = nv_ro08(bios, init->offset + 5);
+ u8 count = nv_ro08(bios, init->offset + 6);
+ u32 reg = nv_ro32(bios, init->offset + 7);
+ u8 conf, i;
+
+ trace("IO_RESTRICT_PLL2\t"
+ "R[0x%06x] =PLL= ((0x%04x[0x%02x] & 0x%02x) >> 0x%02x) [{\n",
+ reg, port, index, mask, shift);
+ init->offset += 11;
+
+ conf = (init_rdvgai(init, port, index) & mask) >> shift;
+ for (i = 0; i < count; i++) {
+ u32 freq = nv_ro32(bios, init->offset);
+ if (i == conf) {
+ trace("\t%dkHz *\n", freq);
+ init_prog_pll(init, reg, freq);
+ } else {
+ trace("\t%dkHz\n", freq);
+ }
+ init->offset += 4;
+ }
+ trace("}]\n");
+}
+
+/**
+ * INIT_PLL2 - opcode 0x4b
+ *
+ */
+static void
+init_pll2(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u32 reg = nv_ro32(bios, init->offset + 1);
+ u32 freq = nv_ro32(bios, init->offset + 5);
+
+ trace("PLL2\tR[0x%06x] =PLL= %dkHz\n", reg, freq);
+ init->offset += 9;
+
+ init_prog_pll(init, reg, freq);
+}
+
+/**
+ * INIT_I2C_BYTE - opcode 0x4c
+ *
+ */
+static void
+init_i2c_byte(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u8 index = nv_ro08(bios, init->offset + 1);
+ u8 addr = nv_ro08(bios, init->offset + 2) >> 1;
+ u8 count = nv_ro08(bios, init->offset + 3);
+
+ trace("I2C_BYTE\tI2C[0x%02x][0x%02x]\n", index, addr);
+ init->offset += 4;
+
+ while (count--) {
+ u8 reg = nv_ro08(bios, init->offset + 0);
+ u8 mask = nv_ro08(bios, init->offset + 1);
+ u8 data = nv_ro08(bios, init->offset + 2);
+ int val;
+
+ trace("\t[0x%02x] &= 0x%02x |= 0x%02x\n", reg, mask, data);
+ init->offset += 3;
+
+ val = init_rdi2cr(init, index, addr, reg);
+ if (val < 0)
+ continue;
+ init_wri2cr(init, index, addr, reg, (val & mask) | data);
+ }
+}
+
+/**
+ * INIT_ZM_I2C_BYTE - opcode 0x4d
+ *
+ */
+static void
+init_zm_i2c_byte(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u8 index = nv_ro08(bios, init->offset + 1);
+ u8 addr = nv_ro08(bios, init->offset + 2) >> 1;
+ u8 count = nv_ro08(bios, init->offset + 3);
+
+ trace("ZM_I2C_BYTE\tI2C[0x%02x][0x%02x]\n", index, addr);
+ init->offset += 4;
+
+ while (count--) {
+ u8 reg = nv_ro08(bios, init->offset + 0);
+ u8 data = nv_ro08(bios, init->offset + 1);
+
+ trace("\t[0x%02x] = 0x%02x\n", reg, data);
+ init->offset += 2;
+
+ init_wri2cr(init, index, addr, reg, data);
+ }
+
+}
+
+/**
+ * INIT_ZM_I2C - opcode 0x4e
+ *
+ */
+static void
+init_zm_i2c(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u8 index = nv_ro08(bios, init->offset + 1);
+ u8 addr = nv_ro08(bios, init->offset + 2) >> 1;
+ u8 count = nv_ro08(bios, init->offset + 3);
+ u8 data[256], i;
+
+ trace("ZM_I2C\tI2C[0x%02x][0x%02x]\n", index, addr);
+ init->offset += 4;
+
+ for (i = 0; i < count; i++) {
+ data[i] = nv_ro08(bios, init->offset);
+ trace("\t0x%02x\n", data[i]);
+ init->offset++;
+ }
+
+ if (init_exec(init)) {
+ struct nouveau_i2c_port *port = init_i2c(init, index);
+ struct i2c_msg msg = {
+ .addr = addr, .flags = 0, .len = count, .buf = data,
+ };
+ int ret;
+
+ if (port && (ret = i2c_transfer(&port->adapter, &msg, 1)) != 1)
+ warn("i2c wr failed, %d\n", ret);
+ }
+}
+
+/**
+ * INIT_TMDS - opcode 0x4f
+ *
+ */
+static void
+init_tmds(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u8 tmds = nv_ro08(bios, init->offset + 1);
+ u8 addr = nv_ro08(bios, init->offset + 2);
+ u8 mask = nv_ro08(bios, init->offset + 3);
+ u8 data = nv_ro08(bios, init->offset + 4);
+ u32 reg = init_tmds_reg(init, tmds);
+
+ trace("TMDS\tT[0x%02x][0x%02x] &= 0x%02x |= 0x%02x\n",
+ tmds, addr, mask, data);
+ init->offset += 5;
+
+ if (reg == 0)
+ return;
+
+ init_wr32(init, reg + 0, addr | 0x00010000);
+ init_wr32(init, reg + 4, data | (init_rd32(init, reg + 4) & mask));
+ init_wr32(init, reg + 0, addr);
+}
+
+/**
+ * INIT_ZM_TMDS_GROUP - opcode 0x50
+ *
+ */
+static void
+init_zm_tmds_group(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u8 tmds = nv_ro08(bios, init->offset + 1);
+ u8 count = nv_ro08(bios, init->offset + 2);
+ u32 reg = init_tmds_reg(init, tmds);
+
+ trace("TMDS_ZM_GROUP\tT[0x%02x]\n", tmds);
+ init->offset += 3;
+
+ while (count--) {
+ u8 addr = nv_ro08(bios, init->offset + 0);
+ u8 data = nv_ro08(bios, init->offset + 1);
+
+ trace("\t[0x%02x] = 0x%02x\n", addr, data);
+ init->offset += 2;
+
+ init_wr32(init, reg + 4, data);
+ init_wr32(init, reg + 0, addr);
+ }
+}
+
+/**
+ * INIT_CR_INDEX_ADDRESS_LATCHED - opcode 0x51
+ *
+ */
+static void
+init_cr_idx_adr_latch(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u8 addr0 = nv_ro08(bios, init->offset + 1);
+ u8 addr1 = nv_ro08(bios, init->offset + 2);
+ u8 base = nv_ro08(bios, init->offset + 3);
+ u8 count = nv_ro08(bios, init->offset + 4);
+ u8 save0;
+
+ trace("CR_INDEX_ADDR C[%02x] C[%02x]\n", addr0, addr1);
+ init->offset += 5;
+
+ save0 = init_rdvgai(init, 0x03d4, addr0);
+ while (count--) {
+ u8 data = nv_ro08(bios, init->offset);
+
+ trace("\t\t[0x%02x] = 0x%02x\n", base, data);
+ init->offset += 1;
+
+ init_wrvgai(init, 0x03d4, addr0, base++);
+ init_wrvgai(init, 0x03d4, addr1, data);
+ }
+ init_wrvgai(init, 0x03d4, addr0, save0);
+}
+
+/**
+ * INIT_CR - opcode 0x52
+ *
+ */
+static void
+init_cr(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u8 addr = nv_ro08(bios, init->offset + 1);
+ u8 mask = nv_ro08(bios, init->offset + 2);
+ u8 data = nv_ro08(bios, init->offset + 3);
+ u8 val;
+
+ trace("CR\t\tC[0x%02x] &= 0x%02x |= 0x%02x\n", addr, mask, data);
+ init->offset += 4;
+
+ val = init_rdvgai(init, 0x03d4, addr) & mask;
+ init_wrvgai(init, 0x03d4, addr, val | data);
+}
+
+/**
+ * INIT_ZM_CR - opcode 0x53
+ *
+ */
+static void
+init_zm_cr(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u8 addr = nv_ro08(bios, init->offset + 1);
+ u8 data = nv_ro08(bios, init->offset + 2);
+
+ trace("ZM_CR\tC[0x%02x] = 0x%02x\n", addr, data);
+ init->offset += 3;
+
+ init_wrvgai(init, 0x03d4, addr, data);
+}
+
+/**
+ * INIT_ZM_CR_GROUP - opcode 0x54
+ *
+ */
+static void
+init_zm_cr_group(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u8 count = nv_ro08(bios, init->offset + 1);
+
+ trace("ZM_CR_GROUP\n");
+ init->offset += 2;
+
+ while (count--) {
+ u8 addr = nv_ro08(bios, init->offset + 0);
+ u8 data = nv_ro08(bios, init->offset + 1);
+
+ trace("\t\tC[0x%02x] = 0x%02x\n", addr, data);
+ init->offset += 2;
+
+ init_wrvgai(init, 0x03d4, addr, data);
+ }
+}
+
+/**
+ * INIT_CONDITION_TIME - opcode 0x56
+ *
+ */
+static void
+init_condition_time(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u8 cond = nv_ro08(bios, init->offset + 1);
+ u8 retry = nv_ro08(bios, init->offset + 2);
+ u8 wait = min((u16)retry * 50, 100);
+
+ trace("CONDITION_TIME\t0x%02x 0x%02x\n", cond, retry);
+ init->offset += 3;
+
+ if (!init_exec(init))
+ return;
+
+ while (wait--) {
+ if (init_condition_met(init, cond))
+ return;
+ mdelay(20);
+ }
+
+ init_exec_set(init, false);
+}
+
+/**
+ * INIT_LTIME - opcode 0x57
+ *
+ */
+static void
+init_ltime(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u16 msec = nv_ro16(bios, init->offset + 1);
+
+ trace("LTIME\t0x%04x\n", msec);
+ init->offset += 3;
+
+ if (init_exec(init))
+ mdelay(msec);
+}
+
+/**
+ * INIT_ZM_REG_SEQUENCE - opcode 0x58
+ *
+ */
+static void
+init_zm_reg_sequence(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u32 base = nv_ro32(bios, init->offset + 1);
+ u8 count = nv_ro08(bios, init->offset + 5);
+
+ trace("ZM_REG_SEQUENCE\t0x%02x\n", count);
+ init->offset += 6;
+
+ while (count--) {
+ u32 data = nv_ro32(bios, init->offset);
+
+ trace("\t\tR[0x%06x] = 0x%08x\n", base, data);
+ init->offset += 4;
+
+ init_wr32(init, base, data);
+ base += 4;
+ }
+}
+
+/**
+ * INIT_SUB_DIRECT - opcode 0x5b
+ *
+ */
+static void
+init_sub_direct(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u16 addr = nv_ro16(bios, init->offset + 1);
+ u16 save;
+
+ trace("SUB_DIRECT\t0x%04x\n", addr);
+
+ if (init_exec(init)) {
+ save = init->offset;
+ init->offset = addr;
+ if (nvbios_exec(init)) {
+ error("error parsing sub-table\n");
+ return;
+ }
+ init->offset = save;
+ }
+
+ init->offset += 3;
+}
+
+/**
+ * INIT_JUMP - opcode 0x5c
+ *
+ */
+static void
+init_jump(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u16 offset = nv_ro16(bios, init->offset + 1);
+
+ trace("JUMP\t0x%04x\n", offset);
+ init->offset = offset;
+}
+
+/**
+ * INIT_I2C_IF - opcode 0x5e
+ *
+ */
+static void
+init_i2c_if(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u8 index = nv_ro08(bios, init->offset + 1);
+ u8 addr = nv_ro08(bios, init->offset + 2);
+ u8 reg = nv_ro08(bios, init->offset + 3);
+ u8 mask = nv_ro08(bios, init->offset + 4);
+ u8 data = nv_ro08(bios, init->offset + 5);
+ u8 value;
+
+ trace("I2C_IF\tI2C[0x%02x][0x%02x][0x%02x] & 0x%02x == 0x%02x\n",
+ index, addr, reg, mask, data);
+ init->offset += 6;
+ init_exec_force(init, true);
+
+ value = init_rdi2cr(init, index, addr, reg);
+ if ((value & mask) != data)
+ init_exec_set(init, false);
+
+ init_exec_force(init, false);
+}
+
+/**
+ * INIT_COPY_NV_REG - opcode 0x5f
+ *
+ */
+static void
+init_copy_nv_reg(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u32 sreg = nv_ro32(bios, init->offset + 1);
+ u8 shift = nv_ro08(bios, init->offset + 5);
+ u32 smask = nv_ro32(bios, init->offset + 6);
+ u32 sxor = nv_ro32(bios, init->offset + 10);
+ u32 dreg = nv_ro32(bios, init->offset + 14);
+ u32 dmask = nv_ro32(bios, init->offset + 18);
+ u32 data;
+
+ trace("COPY_NV_REG\tR[0x%06x] &= 0x%08x |= "
+ "((R[0x%06x] %s 0x%02x) & 0x%08x ^ 0x%08x)\n",
+ dreg, dmask, sreg, (shift & 0x80) ? "<<" : ">>",
+ (shift & 0x80) ? (0x100 - shift) : shift, smask, sxor);
+ init->offset += 22;
+
+ data = init_shift(init_rd32(init, sreg), shift);
+ init_mask(init, dreg, ~dmask, (data & smask) ^ sxor);
+}
+
+/**
+ * INIT_ZM_INDEX_IO - opcode 0x62
+ *
+ */
+static void
+init_zm_index_io(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u16 port = nv_ro16(bios, init->offset + 1);
+ u8 index = nv_ro08(bios, init->offset + 3);
+ u8 data = nv_ro08(bios, init->offset + 4);
+
+ trace("ZM_INDEX_IO\tI[0x%04x][0x%02x] = 0x%02x\n", port, index, data);
+ init->offset += 5;
+
+ init_wrvgai(init, port, index, data);
+}
+
+/**
+ * INIT_COMPUTE_MEM - opcode 0x63
+ *
+ */
+static void
+init_compute_mem(struct nvbios_init *init)
+{
+ struct nouveau_devinit *devinit = nouveau_devinit(init->bios);
+
+ trace("COMPUTE_MEM\n");
+ init->offset += 1;
+
+ init_exec_force(init, true);
+ if (init_exec(init) && devinit->meminit)
+ devinit->meminit(devinit);
+ init_exec_force(init, false);
+}
+
+/**
+ * INIT_RESET - opcode 0x65
+ *
+ */
+static void
+init_reset(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u32 reg = nv_ro32(bios, init->offset + 1);
+ u32 data1 = nv_ro32(bios, init->offset + 5);
+ u32 data2 = nv_ro32(bios, init->offset + 9);
+ u32 savepci19;
+
+ trace("RESET\tR[0x%08x] = 0x%08x, 0x%08x", reg, data1, data2);
+ init->offset += 13;
+ init_exec_force(init, true);
+
+ savepci19 = init_mask(init, 0x00184c, 0x00000f00, 0x00000000);
+ init_wr32(init, reg, data1);
+ udelay(10);
+ init_wr32(init, reg, data2);
+ init_wr32(init, 0x00184c, savepci19);
+ init_mask(init, 0x001850, 0x00000001, 0x00000000);
+
+ init_exec_force(init, false);
+}
+
+/**
+ * INIT_CONFIGURE_MEM - opcode 0x66
+ *
+ */
+static u16
+init_configure_mem_clk(struct nvbios_init *init)
+{
+ u16 mdata = bmp_mem_init_table(init->bios);
+ if (mdata)
+ mdata += (init_rdvgai(init, 0x03d4, 0x3c) >> 4) * 66;
+ return mdata;
+}
+
+static void
+init_configure_mem(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u16 mdata, sdata;
+ u32 addr, data;
+
+ trace("CONFIGURE_MEM\n");
+ init->offset += 1;
+
+ if (bios->version.major > 2) {
+ init_done(init);
+ return;
+ }
+ init_exec_force(init, true);
+
+ mdata = init_configure_mem_clk(init);
+ sdata = bmp_sdr_seq_table(bios);
+ if (nv_ro08(bios, mdata) & 0x01)
+ sdata = bmp_ddr_seq_table(bios);
+ mdata += 6; /* skip to data */
+
+ data = init_rdvgai(init, 0x03c4, 0x01);
+ init_wrvgai(init, 0x03c4, 0x01, data | 0x20);
+
+ while ((addr = nv_ro32(bios, sdata)) != 0xffffffff) {
+ switch (addr) {
+ case 0x10021c: /* CKE_NORMAL */
+ case 0x1002d0: /* CMD_REFRESH */
+ case 0x1002d4: /* CMD_PRECHARGE */
+ data = 0x00000001;
+ break;
+ default:
+ data = nv_ro32(bios, mdata);
+ mdata += 4;
+ if (data == 0xffffffff)
+ continue;
+ break;
+ }
+
+ init_wr32(init, addr, data);
+ }
+
+ init_exec_force(init, false);
+}
+
+/**
+ * INIT_CONFIGURE_CLK - opcode 0x67
+ *
+ */
+static void
+init_configure_clk(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u16 mdata, clock;
+
+ trace("CONFIGURE_CLK\n");
+ init->offset += 1;
+
+ if (bios->version.major > 2) {
+ init_done(init);
+ return;
+ }
+ init_exec_force(init, true);
+
+ mdata = init_configure_mem_clk(init);
+
+ /* NVPLL */
+ clock = nv_ro16(bios, mdata + 4) * 10;
+ init_prog_pll(init, 0x680500, clock);
+
+ /* MPLL */
+ clock = nv_ro16(bios, mdata + 2) * 10;
+ if (nv_ro08(bios, mdata) & 0x01)
+ clock *= 2;
+ init_prog_pll(init, 0x680504, clock);
+
+ init_exec_force(init, false);
+}
+
+/**
+ * INIT_CONFIGURE_PREINIT - opcode 0x68
+ *
+ */
+static void
+init_configure_preinit(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u32 strap;
+
+ trace("CONFIGURE_PREINIT\n");
+ init->offset += 1;
+
+ if (bios->version.major > 2) {
+ init_done(init);
+ return;
+ }
+ init_exec_force(init, true);
+
+ strap = init_rd32(init, 0x101000);
+ strap = ((strap << 2) & 0xf0) | ((strap & 0x40) >> 6);
+ init_wrvgai(init, 0x03d4, 0x3c, strap);
+
+ init_exec_force(init, false);
+}
+
+/**
+ * INIT_IO - opcode 0x69
+ *
+ */
+static void
+init_io(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u16 port = nv_ro16(bios, init->offset + 1);
+ u8 mask = nv_ro16(bios, init->offset + 3);
+ u8 data = nv_ro16(bios, init->offset + 4);
+ u8 value;
+
+ trace("IO\t\tI[0x%04x] &= 0x%02x |= 0x%02x\n", port, mask, data);
+ init->offset += 5;
+
+ /* ummm.. yes.. should really figure out wtf this is and why it's
+ * needed some day.. it's almost certainly wrong, but, it also
+ * somehow makes things work...
+ */
+ if (nv_device(init->bios)->card_type >= NV_50 &&
+ port == 0x03c3 && data == 0x01) {
+ init_mask(init, 0x614100, 0xf0800000, 0x00800000);
+ init_mask(init, 0x00e18c, 0x00020000, 0x00020000);
+ init_mask(init, 0x614900, 0xf0800000, 0x00800000);
+ init_mask(init, 0x000200, 0x40000000, 0x00000000);
+ mdelay(10);
+ init_mask(init, 0x00e18c, 0x00020000, 0x00000000);
+ init_mask(init, 0x000200, 0x40000000, 0x40000000);
+ init_wr32(init, 0x614100, 0x00800018);
+ init_wr32(init, 0x614900, 0x00800018);
+ mdelay(10);
+ init_wr32(init, 0x614100, 0x10000018);
+ init_wr32(init, 0x614900, 0x10000018);
+ return;
+ }
+
+ value = init_rdport(init, port) & mask;
+ init_wrport(init, port, data | value);
+}
+
+/**
+ * INIT_SUB - opcode 0x6b
+ *
+ */
+static void
+init_sub(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u8 index = nv_ro08(bios, init->offset + 1);
+ u16 addr, save;
+
+ trace("SUB\t0x%02x\n", index);
+
+ addr = init_script(bios, index);
+ if (addr && init_exec(init)) {
+ save = init->offset;
+ init->offset = addr;
+ if (nvbios_exec(init)) {
+ error("error parsing sub-table\n");
+ return;
+ }
+ init->offset = save;
+ }
+
+ init->offset += 2;
+}
+
+/**
+ * INIT_RAM_CONDITION - opcode 0x6d
+ *
+ */
+static void
+init_ram_condition(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u8 mask = nv_ro08(bios, init->offset + 1);
+ u8 value = nv_ro08(bios, init->offset + 2);
+
+ trace("RAM_CONDITION\t"
+ "(R[0x100000] & 0x%02x) == 0x%02x\n", mask, value);
+ init->offset += 3;
+
+ if ((init_rd32(init, 0x100000) & mask) != value)
+ init_exec_set(init, false);
+}
+
+/**
+ * INIT_NV_REG - opcode 0x6e
+ *
+ */
+static void
+init_nv_reg(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u32 reg = nv_ro32(bios, init->offset + 1);
+ u32 mask = nv_ro32(bios, init->offset + 5);
+ u32 data = nv_ro32(bios, init->offset + 9);
+
+ trace("NV_REG\tR[0x%06x] &= 0x%08x |= 0x%08x\n", reg, mask, data);
+ init->offset += 13;
+
+ init_mask(init, reg, ~mask, data);
+}
+
+/**
+ * INIT_MACRO - opcode 0x6f
+ *
+ */
+static void
+init_macro(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u8 macro = nv_ro08(bios, init->offset + 1);
+ u16 table;
+
+ trace("MACRO\t0x%02x\n", macro);
+
+ table = init_macro_table(init);
+ if (table) {
+ u32 addr = nv_ro32(bios, table + (macro * 8) + 0);
+ u32 data = nv_ro32(bios, table + (macro * 8) + 4);
+ trace("\t\tR[0x%06x] = 0x%08x\n", addr, data);
+ init_wr32(init, addr, data);
+ }
+
+ init->offset += 2;
+}
+
+/**
+ * INIT_RESUME - opcode 0x72
+ *
+ */
+static void
+init_resume(struct nvbios_init *init)
+{
+ trace("RESUME\n");
+ init->offset += 1;
+ init_exec_set(init, true);
+}
+
+/**
+ * INIT_TIME - opcode 0x74
+ *
+ */
+static void
+init_time(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u16 usec = nv_ro16(bios, init->offset + 1);
+
+ trace("TIME\t0x%04x\n", usec);
+ init->offset += 3;
+
+ if (init_exec(init)) {
+ if (usec < 1000)
+ udelay(usec);
+ else
+ mdelay((usec + 900) / 1000);
+ }
+}
+
+/**
+ * INIT_CONDITION - opcode 0x75
+ *
+ */
+static void
+init_condition(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u8 cond = nv_ro08(bios, init->offset + 1);
+
+ trace("CONDITION\t0x%02x\n", cond);
+ init->offset += 2;
+
+ if (!init_condition_met(init, cond))
+ init_exec_set(init, false);
+}
+
+/**
+ * INIT_IO_CONDITION - opcode 0x76
+ *
+ */
+static void
+init_io_condition(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u8 cond = nv_ro08(bios, init->offset + 1);
+
+ trace("IO_CONDITION\t0x%02x\n", cond);
+ init->offset += 2;
+
+ if (!init_io_condition_met(init, cond))
+ init_exec_set(init, false);
+}
+
+/**
+ * INIT_INDEX_IO - opcode 0x78
+ *
+ */
+static void
+init_index_io(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u16 port = nv_ro16(bios, init->offset + 1);
+ u8 index = nv_ro16(bios, init->offset + 3);
+ u8 mask = nv_ro08(bios, init->offset + 4);
+ u8 data = nv_ro08(bios, init->offset + 5);
+ u8 value;
+
+ trace("INDEX_IO\tI[0x%04x][0x%02x] &= 0x%02x |= 0x%02x\n",
+ port, index, mask, data);
+ init->offset += 6;
+
+ value = init_rdvgai(init, port, index) & mask;
+ init_wrvgai(init, port, index, data | value);
+}
+
+/**
+ * INIT_PLL - opcode 0x79
+ *
+ */
+static void
+init_pll(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u32 reg = nv_ro32(bios, init->offset + 1);
+ u32 freq = nv_ro16(bios, init->offset + 5) * 10;
+
+ trace("PLL\tR[0x%06x] =PLL= %dkHz\n", reg, freq);
+ init->offset += 7;
+
+ init_prog_pll(init, reg, freq);
+}
+
+/**
+ * INIT_ZM_REG - opcode 0x7a
+ *
+ */
+static void
+init_zm_reg(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u32 addr = nv_ro32(bios, init->offset + 1);
+ u32 data = nv_ro32(bios, init->offset + 5);
+
+ trace("ZM_REG\tR[0x%06x] = 0x%08x\n", addr, data);
+ init->offset += 9;
+
+ if (addr == 0x000200)
+ data |= 0x00000001;
+
+ init_wr32(init, addr, data);
+}
+
+/**
+ * INIT_RAM_RESTRICT_PLL - opcde 0x87
+ *
+ */
+static void
+init_ram_restrict_pll(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u8 type = nv_ro08(bios, init->offset + 1);
+ u8 count = init_ram_restrict_group_count(init);
+ u8 strap = init_ram_restrict(init);
+ u8 cconf;
+
+ trace("RAM_RESTRICT_PLL\t0x%02x\n", type);
+ init->offset += 2;
+
+ for (cconf = 0; cconf < count; cconf++) {
+ u32 freq = nv_ro32(bios, init->offset);
+
+ if (cconf == strap) {
+ trace("%dkHz *\n", freq);
+ init_prog_pll(init, type, freq);
+ } else {
+ trace("%dkHz\n", freq);
+ }
+
+ init->offset += 4;
+ }
+}
+
+/**
+ * INIT_GPIO - opcode 0x8e
+ *
+ */
+static void
+init_gpio(struct nvbios_init *init)
+{
+ struct nouveau_gpio *gpio = nouveau_gpio(init->bios);
+
+ trace("GPIO\n");
+ init->offset += 1;
+
+ if (init_exec(init) && gpio && gpio->reset)
+ gpio->reset(gpio);
+}
+
+/**
+ * INIT_RAM_RESTRICT_ZM_GROUP - opcode 0x8f
+ *
+ */
+static void
+init_ram_restrict_zm_reg_group(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u32 addr = nv_ro32(bios, init->offset + 1);
+ u8 incr = nv_ro08(bios, init->offset + 5);
+ u8 num = nv_ro08(bios, init->offset + 6);
+ u8 count = init_ram_restrict_group_count(init);
+ u8 index = init_ram_restrict(init);
+ u8 i, j;
+
+ trace("RAM_RESTRICT_ZM_REG_GROUP\t"
+ "R[%08x] 0x%02x 0x%02x\n", addr, incr, num);
+ init->offset += 7;
+
+ for (i = 0; i < num; i++) {
+ trace("\tR[0x%06x] = {\n", addr);
+ for (j = 0; j < count; j++) {
+ u32 data = nv_ro32(bios, init->offset);
+
+ if (j == index) {
+ trace("\t\t0x%08x *\n", data);
+ init_wr32(init, addr, data);
+ } else {
+ trace("\t\t0x%08x\n", data);
+ }
+
+ init->offset += 4;
+ }
+ trace("\t}\n");
+ addr += incr;
+ }
+}
+
+/**
+ * INIT_COPY_ZM_REG - opcode 0x90
+ *
+ */
+static void
+init_copy_zm_reg(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u32 sreg = nv_ro32(bios, init->offset + 1);
+ u32 dreg = nv_ro32(bios, init->offset + 5);
+
+ trace("COPY_ZM_REG\tR[0x%06x] = R[0x%06x]\n", sreg, dreg);
+ init->offset += 9;
+
+ init_wr32(init, dreg, init_rd32(init, sreg));
+}
+
+/**
+ * INIT_ZM_REG_GROUP - opcode 0x91
+ *
+ */
+static void
+init_zm_reg_group(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u32 addr = nv_ro32(bios, init->offset + 1);
+ u8 count = nv_ro08(bios, init->offset + 5);
+
+ trace("ZM_REG_GROUP\tR[0x%06x] =\n");
+ init->offset += 6;
+
+ while (count--) {
+ u32 data = nv_ro32(bios, init->offset);
+ trace("\t0x%08x\n", data);
+ init_wr32(init, addr, data);
+ init->offset += 4;
+ }
+}
+
+/**
+ * INIT_XLAT - opcode 0x96
+ *
+ */
+static void
+init_xlat(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u32 saddr = nv_ro32(bios, init->offset + 1);
+ u8 sshift = nv_ro08(bios, init->offset + 5);
+ u8 smask = nv_ro08(bios, init->offset + 6);
+ u8 index = nv_ro08(bios, init->offset + 7);
+ u32 daddr = nv_ro32(bios, init->offset + 8);
+ u32 dmask = nv_ro32(bios, init->offset + 12);
+ u8 shift = nv_ro08(bios, init->offset + 16);
+ u32 data;
+
+ trace("INIT_XLAT\tR[0x%06x] &= 0x%08x |= "
+ "(X%02x((R[0x%06x] %s 0x%02x) & 0x%02x) << 0x%02x)\n",
+ daddr, dmask, index, saddr, (sshift & 0x80) ? "<<" : ">>",
+ (sshift & 0x80) ? (0x100 - sshift) : sshift, smask, shift);
+ init->offset += 17;
+
+ data = init_shift(init_rd32(init, saddr), sshift) & smask;
+ data = init_xlat_(init, index, data) << shift;
+ init_mask(init, daddr, ~dmask, data);
+}
+
+/**
+ * INIT_ZM_MASK_ADD - opcode 0x97
+ *
+ */
+static void
+init_zm_mask_add(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u32 addr = nv_ro32(bios, init->offset + 1);
+ u32 mask = nv_ro32(bios, init->offset + 5);
+ u32 add = nv_ro32(bios, init->offset + 9);
+ u32 data;
+
+ trace("ZM_MASK_ADD\tR[0x%06x] &= 0x%08x += 0x%08x\n", addr, mask, add);
+ init->offset += 13;
+
+ data = init_rd32(init, addr) & mask;
+ data |= ((data + add) & ~mask);
+ init_wr32(init, addr, data);
+}
+
+/**
+ * INIT_AUXCH - opcode 0x98
+ *
+ */
+static void
+init_auxch(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u32 addr = nv_ro32(bios, init->offset + 1);
+ u8 count = nv_ro08(bios, init->offset + 5);
+
+ trace("AUXCH\tAUX[0x%08x] 0x%02x\n", addr, count);
+ init->offset += 6;
+
+ while (count--) {
+ u8 mask = nv_ro08(bios, init->offset + 0);
+ u8 data = nv_ro08(bios, init->offset + 1);
+ trace("\tAUX[0x%08x] &= 0x%02x |= 0x%02x\n", addr, mask, data);
+ mask = init_rdauxr(init, addr) & mask;
+ init_wrauxr(init, addr, mask | data);
+ init->offset += 2;
+ }
+}
+
+/**
+ * INIT_AUXCH - opcode 0x99
+ *
+ */
+static void
+init_zm_auxch(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u32 addr = nv_ro32(bios, init->offset + 1);
+ u8 count = nv_ro08(bios, init->offset + 5);
+
+ trace("ZM_AUXCH\tAUX[0x%08x] 0x%02x\n", addr, count);
+ init->offset += 6;
+
+ while (count--) {
+ u8 data = nv_ro08(bios, init->offset + 0);
+ trace("\tAUX[0x%08x] = 0x%02x\n", addr, data);
+ init_wrauxr(init, addr, data);
+ init->offset += 1;
+ }
+}
+
+/**
+ * INIT_I2C_LONG_IF - opcode 0x9a
+ *
+ */
+static void
+init_i2c_long_if(struct nvbios_init *init)
+{
+ struct nouveau_bios *bios = init->bios;
+ u8 index = nv_ro08(bios, init->offset + 1);
+ u8 addr = nv_ro08(bios, init->offset + 2) >> 1;
+ u8 reglo = nv_ro08(bios, init->offset + 3);
+ u8 reghi = nv_ro08(bios, init->offset + 4);
+ u8 mask = nv_ro08(bios, init->offset + 5);
+ u8 data = nv_ro08(bios, init->offset + 6);
+ struct nouveau_i2c_port *port;
+
+ trace("I2C_LONG_IF\t"
+ "I2C[0x%02x][0x%02x][0x%02x%02x] & 0x%02x == 0x%02x\n",
+ index, addr, reglo, reghi, mask, data);
+ init->offset += 7;
+
+ port = init_i2c(init, index);
+ if (port) {
+ u8 i[2] = { reghi, reglo };
+ u8 o[1] = {};
+ struct i2c_msg msg[] = {
+ { .addr = addr, .flags = 0, .len = 2, .buf = i },
+ { .addr = addr, .flags = I2C_M_RD, .len = 1, .buf = o }
+ };
+ int ret;
+
+ ret = i2c_transfer(&port->adapter, msg, 2);
+ if (ret == 2 && ((o[0] & mask) == data))
+ return;
+ }
+
+ init_exec_set(init, false);
+}
+
+static struct nvbios_init_opcode {
+ void (*exec)(struct nvbios_init *);
+} init_opcode[] = {
+ [0x32] = { init_io_restrict_prog },
+ [0x33] = { init_repeat },
+ [0x34] = { init_io_restrict_pll },
+ [0x36] = { init_end_repeat },
+ [0x37] = { init_copy },
+ [0x38] = { init_not },
+ [0x39] = { init_io_flag_condition },
+ [0x3a] = { init_dp_condition },
+ [0x3b] = { init_io_mask_or },
+ [0x3c] = { init_io_or },
+ [0x49] = { init_idx_addr_latched },
+ [0x4a] = { init_io_restrict_pll2 },
+ [0x4b] = { init_pll2 },
+ [0x4c] = { init_i2c_byte },
+ [0x4d] = { init_zm_i2c_byte },
+ [0x4e] = { init_zm_i2c },
+ [0x4f] = { init_tmds },
+ [0x50] = { init_zm_tmds_group },
+ [0x51] = { init_cr_idx_adr_latch },
+ [0x52] = { init_cr },
+ [0x53] = { init_zm_cr },
+ [0x54] = { init_zm_cr_group },
+ [0x56] = { init_condition_time },
+ [0x57] = { init_ltime },
+ [0x58] = { init_zm_reg_sequence },
+ [0x5b] = { init_sub_direct },
+ [0x5c] = { init_jump },
+ [0x5e] = { init_i2c_if },
+ [0x5f] = { init_copy_nv_reg },
+ [0x62] = { init_zm_index_io },
+ [0x63] = { init_compute_mem },
+ [0x65] = { init_reset },
+ [0x66] = { init_configure_mem },
+ [0x67] = { init_configure_clk },
+ [0x68] = { init_configure_preinit },
+ [0x69] = { init_io },
+ [0x6b] = { init_sub },
+ [0x6d] = { init_ram_condition },
+ [0x6e] = { init_nv_reg },
+ [0x6f] = { init_macro },
+ [0x71] = { init_done },
+ [0x72] = { init_resume },
+ [0x74] = { init_time },
+ [0x75] = { init_condition },
+ [0x76] = { init_io_condition },
+ [0x78] = { init_index_io },
+ [0x79] = { init_pll },
+ [0x7a] = { init_zm_reg },
+ [0x87] = { init_ram_restrict_pll },
+ [0x8c] = { init_reserved },
+ [0x8d] = { init_reserved },
+ [0x8e] = { init_gpio },
+ [0x8f] = { init_ram_restrict_zm_reg_group },
+ [0x90] = { init_copy_zm_reg },
+ [0x91] = { init_zm_reg_group },
+ [0x92] = { init_reserved },
+ [0x96] = { init_xlat },
+ [0x97] = { init_zm_mask_add },
+ [0x98] = { init_auxch },
+ [0x99] = { init_zm_auxch },
+ [0x9a] = { init_i2c_long_if },
+};
+
+#define init_opcode_nr (sizeof(init_opcode) / sizeof(init_opcode[0]))
+
+int
+nvbios_exec(struct nvbios_init *init)
+{
+ init->nested++;
+ while (init->offset) {
+ u8 opcode = nv_ro08(init->bios, init->offset);
+ if (opcode >= init_opcode_nr || !init_opcode[opcode].exec) {
+ error("unknown opcode 0x%02x\n", opcode);
+ return -EINVAL;
+ }
+
+ init_opcode[opcode].exec(init);
+ }
+ init->nested--;
+ return 0;
+}
+
+int
+nvbios_init(struct nouveau_subdev *subdev, bool execute)
+{
+ struct nouveau_bios *bios = nouveau_bios(subdev);
+ int ret = 0;
+ int i = -1;
+ u16 data;
+
+ if (execute)
+ nv_info(bios, "running init tables\n");
+ while (!ret && (data = (init_script(bios, ++i)))) {
+ struct nvbios_init init = {
+ .subdev = subdev,
+ .bios = bios,
+ .offset = data,
+ .outp = NULL,
+ .crtc = -1,
+ .execute = execute ? 1 : 0,
+ };
+
+ ret = nvbios_exec(&init);
+ }
+
+ /* the vbios parser will run this right after the normal init
+ * tables, whereas the binary driver appears to run it later.
+ */
+ if (!ret && (data = init_unknown_script(bios))) {
+ struct nvbios_init init = {
+ .subdev = subdev,
+ .bios = bios,
+ .offset = data,
+ .outp = NULL,
+ .crtc = -1,
+ .execute = execute ? 1 : 0,
+ };
+
+ ret = nvbios_exec(&init);
+ }
+
+ return 0;
+}
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/mxm.c b/drivers/gpu/drm/nouveau/core/subdev/bios/mxm.c
new file mode 100644
index 000000000000..2610b11a99b3
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/core/subdev/bios/mxm.c
@@ -0,0 +1,135 @@
+/*
+ * Copyright 2012 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Ben Skeggs
+ */
+
+#include <subdev/bios.h>
+#include <subdev/bios/bit.h>
+#include <subdev/bios/mxm.h>
+
+u16
+mxm_table(struct nouveau_bios *bios, u8 *ver, u8 *hdr)
+{
+ struct bit_entry x;
+
+ if (bit_entry(bios, 'x', &x)) {
+ nv_debug(bios, "BIT 'x' table not present\n");
+ return 0x0000;
+ }
+
+ *ver = x.version;
+ *hdr = x.length;
+ if (*ver != 1 || *hdr < 3) {
+ nv_warn(bios, "BIT 'x' table %d/%d unknown\n", *ver, *hdr);
+ return 0x0000;
+ }
+
+ return x.offset;
+}
+
+/* These map MXM v2.x digital connection values to the appropriate SOR/link,
+ * hopefully they're correct for all boards within the same chipset...
+ *
+ * MXM v3.x VBIOS are nicer and provide pointers to these tables.
+ */
+static u8 nv84_sor_map[16] = {
+ 0x00, 0x12, 0x22, 0x11, 0x32, 0x31, 0x11, 0x31,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static u8 nv92_sor_map[16] = {
+ 0x00, 0x12, 0x22, 0x11, 0x32, 0x31, 0x11, 0x31,
+ 0x11, 0x31, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static u8 nv94_sor_map[16] = {
+ 0x00, 0x14, 0x24, 0x11, 0x34, 0x31, 0x11, 0x31,
+ 0x11, 0x31, 0x12, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static u8 nv98_sor_map[16] = {
+ 0x00, 0x14, 0x12, 0x11, 0x00, 0x31, 0x11, 0x31,
+ 0x11, 0x31, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+u8
+mxm_sor_map(struct nouveau_bios *bios, u8 conn)
+{
+ u8 ver, hdr;
+ u16 mxm = mxm_table(bios, &ver, &hdr);
+ if (mxm && hdr >= 6) {
+ u16 map = nv_ro16(bios, mxm + 4);
+ if (map) {
+ ver = nv_ro08(bios, map);
+ if (ver == 0x10) {
+ if (conn < nv_ro08(bios, map + 3)) {
+ map += nv_ro08(bios, map + 1);
+ map += conn;
+ return nv_ro08(bios, map);
+ }
+
+ return 0x00;
+ }
+
+ nv_warn(bios, "unknown sor map v%02x\n", ver);
+ }
+ }
+
+ if (bios->version.chip == 0x84 || bios->version.chip == 0x86)
+ return nv84_sor_map[conn];
+ if (bios->version.chip == 0x92)
+ return nv92_sor_map[conn];
+ if (bios->version.chip == 0x94 || bios->version.chip == 0x96)
+ return nv94_sor_map[conn];
+ if (bios->version.chip == 0x98)
+ return nv98_sor_map[conn];
+
+ nv_warn(bios, "missing sor map\n");
+ return 0x00;
+}
+
+u8
+mxm_ddc_map(struct nouveau_bios *bios, u8 port)
+{
+ u8 ver, hdr;
+ u16 mxm = mxm_table(bios, &ver, &hdr);
+ if (mxm && hdr >= 8) {
+ u16 map = nv_ro16(bios, mxm + 6);
+ if (map) {
+ ver = nv_ro08(bios, map);
+ if (ver == 0x10) {
+ if (port < nv_ro08(bios, map + 3)) {
+ map += nv_ro08(bios, map + 1);
+ map += port;
+ return nv_ro08(bios, map);
+ }
+
+ return 0x00;
+ }
+
+ nv_warn(bios, "unknown ddc map v%02x\n", ver);
+ }
+ }
+
+ /* v2.x: directly write port as dcb i2cidx */
+ return (port << 4) | port;
+}
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/perf.c b/drivers/gpu/drm/nouveau/core/subdev/bios/perf.c
new file mode 100644
index 000000000000..bcbb056c2887
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/core/subdev/bios/perf.c
@@ -0,0 +1,75 @@
+/*
+ * Copyright 2012 Nouveau Community
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Martin Peres
+ */
+
+#include <subdev/bios.h>
+#include <subdev/bios/bit.h>
+#include <subdev/bios/perf.h>
+
+static u16
+perf_table(struct nouveau_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len)
+{
+ struct bit_entry bit_P;
+ u16 perf = 0x0000;
+
+ if (!bit_entry(bios, 'P', &bit_P)) {
+ if (bit_P.version <= 2) {
+ perf = nv_ro16(bios, bit_P.offset + 0);
+ if (perf) {
+ *ver = nv_ro08(bios, perf + 0);
+ *hdr = nv_ro08(bios, perf + 1);
+ }
+ } else
+ nv_error(bios, "unknown offset for perf in BIT P %d\n",
+ bit_P.version);
+ }
+
+ if (bios->bmp_offset) {
+ if (nv_ro08(bios, bios->bmp_offset + 6) >= 0x25) {
+ perf = nv_ro16(bios, bios->bmp_offset + 0x94);
+ if (perf) {
+ *hdr = nv_ro08(bios, perf + 0);
+ *ver = nv_ro08(bios, perf + 1);
+ }
+ }
+ }
+
+ return perf;
+}
+
+int
+nvbios_perf_fan_parse(struct nouveau_bios *bios,
+ struct nvbios_perf_fan *fan)
+{
+ u8 ver = 0, hdr = 0, cnt = 0, len = 0;
+ u16 perf = perf_table(bios, &ver, &hdr, &cnt, &len);
+ if (!perf)
+ return -ENODEV;
+
+ if (ver >= 0x20 && ver < 0x40 && hdr > 6)
+ fan->pwm_divisor = nv_ro16(bios, perf + 6);
+ else
+ fan->pwm_divisor = 0;
+
+ return 0;
+}
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/pll.c b/drivers/gpu/drm/nouveau/core/subdev/bios/pll.c
new file mode 100644
index 000000000000..5e5f4cddae3c
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/core/subdev/bios/pll.c
@@ -0,0 +1,417 @@
+/*
+ * Copyright 2005-2006 Erik Waling
+ * Copyright 2006 Stephane Marchesin
+ * Copyright 2007-2009 Stuart Bennett
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
+ * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#include <subdev/vga.h>
+#include <subdev/bios.h>
+#include <subdev/bios/bit.h>
+#include <subdev/bios/bmp.h>
+#include <subdev/bios/pll.h>
+
+struct pll_mapping {
+ u8 type;
+ u32 reg;
+};
+
+static struct pll_mapping
+nv04_pll_mapping[] = {
+ { PLL_CORE , 0x680500 },
+ { PLL_MEMORY, 0x680504 },
+ { PLL_VPLL0 , 0x680508 },
+ { PLL_VPLL1 , 0x680520 },
+ {}
+};
+
+static struct pll_mapping
+nv40_pll_mapping[] = {
+ { PLL_CORE , 0x004000 },
+ { PLL_MEMORY, 0x004020 },
+ { PLL_VPLL0 , 0x680508 },
+ { PLL_VPLL1 , 0x680520 },
+ {}
+};
+
+static struct pll_mapping
+nv50_pll_mapping[] = {
+ { PLL_CORE , 0x004028 },
+ { PLL_SHADER, 0x004020 },
+ { PLL_UNK03 , 0x004000 },
+ { PLL_MEMORY, 0x004008 },
+ { PLL_UNK40 , 0x00e810 },
+ { PLL_UNK41 , 0x00e818 },
+ { PLL_UNK42 , 0x00e824 },
+ { PLL_VPLL0 , 0x614100 },
+ { PLL_VPLL1 , 0x614900 },
+ {}
+};
+
+static struct pll_mapping
+nv84_pll_mapping[] = {
+ { PLL_CORE , 0x004028 },
+ { PLL_SHADER, 0x004020 },
+ { PLL_MEMORY, 0x004008 },
+ { PLL_VDEC , 0x004030 },
+ { PLL_UNK41 , 0x00e818 },
+ { PLL_VPLL0 , 0x614100 },
+ { PLL_VPLL1 , 0x614900 },
+ {}
+};
+
+static u16
+pll_limits_table(struct nouveau_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len)
+{
+ struct bit_entry bit_C;
+
+ if (!bit_entry(bios, 'C', &bit_C) && bit_C.length >= 10) {
+ u16 data = nv_ro16(bios, bit_C.offset + 8);
+ if (data) {
+ *ver = nv_ro08(bios, data + 0);
+ *hdr = nv_ro08(bios, data + 1);
+ *len = nv_ro08(bios, data + 2);
+ *cnt = nv_ro08(bios, data + 3);
+ return data;
+ }
+ }
+
+ if (bmp_version(bios) >= 0x0524) {
+ u16 data = nv_ro16(bios, bios->bmp_offset + 142);
+ if (data) {
+ *ver = nv_ro08(bios, data + 0);
+ *hdr = 1;
+ *cnt = 1;
+ *len = 0x18;
+ return data;
+ }
+ }
+
+ *ver = 0x00;
+ return 0x0000;
+}
+
+static struct pll_mapping *
+pll_map(struct nouveau_bios *bios)
+{
+ switch (nv_device(bios)->card_type) {
+ case NV_04:
+ case NV_10:
+ case NV_20:
+ case NV_30:
+ return nv04_pll_mapping;
+ break;
+ case NV_40:
+ return nv40_pll_mapping;
+ case NV_50:
+ if (nv_device(bios)->chipset == 0x50)
+ return nv50_pll_mapping;
+ else
+ if (nv_device(bios)->chipset < 0xa3 ||
+ nv_device(bios)->chipset == 0xaa ||
+ nv_device(bios)->chipset == 0xac)
+ return nv84_pll_mapping;
+ default:
+ return NULL;
+ }
+}
+
+static u16
+pll_map_reg(struct nouveau_bios *bios, u32 reg, u32 *type, u8 *ver, u8 *len)
+{
+ struct pll_mapping *map;
+ u8 hdr, cnt;
+ u16 data;
+
+ data = pll_limits_table(bios, ver, &hdr, &cnt, len);
+ if (data && *ver >= 0x30) {
+ data += hdr;
+ while (cnt--) {
+ if (nv_ro32(bios, data + 3) == reg) {
+ *type = nv_ro08(bios, data + 0);
+ return data;
+ }
+ data += *len;
+ }
+ return 0x0000;
+ }
+
+ map = pll_map(bios);
+ while (map->reg) {
+ if (map->reg == reg && *ver >= 0x20) {
+ u16 addr = (data += hdr);
+ while (cnt--) {
+ if (nv_ro32(bios, data) == map->reg) {
+ *type = map->type;
+ return data;
+ }
+ data += *len;
+ }
+ return addr;
+ } else
+ if (map->reg == reg) {
+ *type = map->type;
+ return data + 1;
+ }
+ map++;
+ }
+
+ return 0x0000;
+}
+
+static u16
+pll_map_type(struct nouveau_bios *bios, u8 type, u32 *reg, u8 *ver, u8 *len)
+{
+ struct pll_mapping *map;
+ u8 hdr, cnt;
+ u16 data;
+
+ data = pll_limits_table(bios, ver, &hdr, &cnt, len);
+ if (data && *ver >= 0x30) {
+ data += hdr;
+ while (cnt--) {
+ if (nv_ro08(bios, data + 0) == type) {
+ *reg = nv_ro32(bios, data + 3);
+ return data;
+ }
+ data += *len;
+ }
+ return 0x0000;
+ }
+
+ map = pll_map(bios);
+ while (map->reg) {
+ if (map->type == type && *ver >= 0x20) {
+ u16 addr = (data += hdr);
+ while (cnt--) {
+ if (nv_ro32(bios, data) == map->reg) {
+ *reg = map->reg;
+ return data;
+ }
+ data += *len;
+ }
+ return addr;
+ } else
+ if (map->type == type) {
+ *reg = map->reg;
+ return data + 1;
+ }
+ map++;
+ }
+
+ return 0x0000;
+}
+
+int
+nvbios_pll_parse(struct nouveau_bios *bios, u32 type, struct nvbios_pll *info)
+{
+ u8 ver, len;
+ u32 reg = type;
+ u16 data;
+
+ if (type > PLL_MAX) {
+ reg = type;
+ data = pll_map_reg(bios, reg, &type, &ver, &len);
+ } else {
+ data = pll_map_type(bios, type, &reg, &ver, &len);
+ }
+
+ if (ver && !data)
+ return -ENOENT;
+
+ memset(info, 0, sizeof(*info));
+ info->type = type;
+ info->reg = reg;
+
+ switch (ver) {
+ case 0x00:
+ break;
+ case 0x10:
+ case 0x11:
+ info->vco1.min_freq = nv_ro32(bios, data + 0);
+ info->vco1.max_freq = nv_ro32(bios, data + 4);
+ info->vco2.min_freq = nv_ro32(bios, data + 8);
+ info->vco2.max_freq = nv_ro32(bios, data + 12);
+ info->vco1.min_inputfreq = nv_ro32(bios, data + 16);
+ info->vco2.min_inputfreq = nv_ro32(bios, data + 20);
+ info->vco1.max_inputfreq = INT_MAX;
+ info->vco2.max_inputfreq = INT_MAX;
+
+ info->max_p = 0x7;
+ info->max_p_usable = 0x6;
+
+ /* these values taken from nv30/31/36 */
+ switch (bios->version.chip) {
+ case 0x36:
+ info->vco1.min_n = 0x5;
+ break;
+ default:
+ info->vco1.min_n = 0x1;
+ break;
+ }
+ info->vco1.max_n = 0xff;
+ info->vco1.min_m = 0x1;
+ info->vco1.max_m = 0xd;
+
+ /*
+ * On nv30, 31, 36 (i.e. all cards with two stage PLLs with this
+ * table version (apart from nv35)), N2 is compared to
+ * maxN2 (0x46) and 10 * maxM2 (0x4), so set maxN2 to 0x28 and
+ * save a comparison
+ */
+ info->vco2.min_n = 0x4;
+ switch (bios->version.chip) {
+ case 0x30:
+ case 0x35:
+ info->vco2.max_n = 0x1f;
+ break;
+ default:
+ info->vco2.max_n = 0x28;
+ break;
+ }
+ info->vco2.min_m = 0x1;
+ info->vco2.max_m = 0x4;
+ break;
+ case 0x20:
+ case 0x21:
+ info->vco1.min_freq = nv_ro16(bios, data + 4) * 1000;
+ info->vco1.max_freq = nv_ro16(bios, data + 6) * 1000;
+ info->vco2.min_freq = nv_ro16(bios, data + 8) * 1000;
+ info->vco2.max_freq = nv_ro16(bios, data + 10) * 1000;
+ info->vco1.min_inputfreq = nv_ro16(bios, data + 12) * 1000;
+ info->vco2.min_inputfreq = nv_ro16(bios, data + 14) * 1000;
+ info->vco1.max_inputfreq = nv_ro16(bios, data + 16) * 1000;
+ info->vco2.max_inputfreq = nv_ro16(bios, data + 18) * 1000;
+ info->vco1.min_n = nv_ro08(bios, data + 20);
+ info->vco1.max_n = nv_ro08(bios, data + 21);
+ info->vco1.min_m = nv_ro08(bios, data + 22);
+ info->vco1.max_m = nv_ro08(bios, data + 23);
+ info->vco2.min_n = nv_ro08(bios, data + 24);
+ info->vco2.max_n = nv_ro08(bios, data + 25);
+ info->vco2.min_m = nv_ro08(bios, data + 26);
+ info->vco2.max_m = nv_ro08(bios, data + 27);
+
+ info->max_p = nv_ro08(bios, data + 29);
+ info->max_p_usable = info->max_p;
+ if (bios->version.chip < 0x60)
+ info->max_p_usable = 0x6;
+ info->bias_p = nv_ro08(bios, data + 30);
+
+ if (len > 0x22)
+ info->refclk = nv_ro32(bios, data + 31);
+ break;
+ case 0x30:
+ data = nv_ro16(bios, data + 1);
+
+ info->vco1.min_freq = nv_ro16(bios, data + 0) * 1000;
+ info->vco1.max_freq = nv_ro16(bios, data + 2) * 1000;
+ info->vco2.min_freq = nv_ro16(bios, data + 4) * 1000;
+ info->vco2.max_freq = nv_ro16(bios, data + 6) * 1000;
+ info->vco1.min_inputfreq = nv_ro16(bios, data + 8) * 1000;
+ info->vco2.min_inputfreq = nv_ro16(bios, data + 10) * 1000;
+ info->vco1.max_inputfreq = nv_ro16(bios, data + 12) * 1000;
+ info->vco2.max_inputfreq = nv_ro16(bios, data + 14) * 1000;
+ info->vco1.min_n = nv_ro08(bios, data + 16);
+ info->vco1.max_n = nv_ro08(bios, data + 17);
+ info->vco1.min_m = nv_ro08(bios, data + 18);
+ info->vco1.max_m = nv_ro08(bios, data + 19);
+ info->vco2.min_n = nv_ro08(bios, data + 20);
+ info->vco2.max_n = nv_ro08(bios, data + 21);
+ info->vco2.min_m = nv_ro08(bios, data + 22);
+ info->vco2.max_m = nv_ro08(bios, data + 23);
+ info->max_p_usable = info->max_p = nv_ro08(bios, data + 25);
+ info->bias_p = nv_ro08(bios, data + 27);
+ info->refclk = nv_ro32(bios, data + 28);
+ break;
+ case 0x40:
+ info->refclk = nv_ro16(bios, data + 9) * 1000;
+ data = nv_ro16(bios, data + 1);
+
+ info->vco1.min_freq = nv_ro16(bios, data + 0) * 1000;
+ info->vco1.max_freq = nv_ro16(bios, data + 2) * 1000;
+ info->vco1.min_inputfreq = nv_ro16(bios, data + 4) * 1000;
+ info->vco1.max_inputfreq = nv_ro16(bios, data + 6) * 1000;
+ info->vco1.min_m = nv_ro08(bios, data + 8);
+ info->vco1.max_m = nv_ro08(bios, data + 9);
+ info->vco1.min_n = nv_ro08(bios, data + 10);
+ info->vco1.max_n = nv_ro08(bios, data + 11);
+ info->min_p = nv_ro08(bios, data + 12);
+ info->max_p = nv_ro08(bios, data + 13);
+ break;
+ default:
+ nv_error(bios, "unknown pll limits version 0x%02x\n", ver);
+ return -EINVAL;
+ }
+
+ if (!info->refclk) {
+ info->refclk = nv_device(bios)->crystal;
+ if (bios->version.chip == 0x51) {
+ u32 sel_clk = nv_rd32(bios, 0x680524);
+ if ((info->reg == 0x680508 && sel_clk & 0x20) ||
+ (info->reg == 0x680520 && sel_clk & 0x80)) {
+ if (nv_rdvgac(bios, 0, 0x27) < 0xa3)
+ info->refclk = 200000;
+ else
+ info->refclk = 25000;
+ }
+ }
+ }
+
+ /*
+ * By now any valid limit table ought to have set a max frequency for
+ * vco1, so if it's zero it's either a pre limit table bios, or one
+ * with an empty limit table (seen on nv18)
+ */
+ if (!info->vco1.max_freq) {
+ info->vco1.max_freq = nv_ro32(bios, bios->bmp_offset + 67);
+ info->vco1.min_freq = nv_ro32(bios, bios->bmp_offset + 71);
+ if (bmp_version(bios) < 0x0506) {
+ info->vco1.max_freq = 256000;
+ info->vco1.min_freq = 128000;
+ }
+
+ info->vco1.min_inputfreq = 0;
+ info->vco1.max_inputfreq = INT_MAX;
+ info->vco1.min_n = 0x1;
+ info->vco1.max_n = 0xff;
+ info->vco1.min_m = 0x1;
+
+ if (nv_device(bios)->crystal == 13500) {
+ /* nv05 does this, nv11 doesn't, nv10 unknown */
+ if (bios->version.chip < 0x11)
+ info->vco1.min_m = 0x7;
+ info->vco1.max_m = 0xd;
+ } else {
+ if (bios->version.chip < 0x11)
+ info->vco1.min_m = 0x8;
+ info->vco1.max_m = 0xe;
+ }
+
+ if (bios->version.chip < 0x17 ||
+ bios->version.chip == 0x1a ||
+ bios->version.chip == 0x20)
+ info->max_p = 4;
+ else
+ info->max_p = 5;
+ info->max_p_usable = info->max_p;
+ }
+
+ return 0;
+}
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/therm.c b/drivers/gpu/drm/nouveau/core/subdev/bios/therm.c
new file mode 100644
index 000000000000..862a08a2ae27
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/core/subdev/bios/therm.c
@@ -0,0 +1,177 @@
+/*
+ * Copyright 2012 Nouveau Community
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Martin Peres
+ */
+
+#include <subdev/bios.h>
+#include <subdev/bios/bit.h>
+#include <subdev/bios/therm.h>
+
+static u16
+therm_table(struct nouveau_bios *bios, u8 *ver, u8 *hdr, u8 *len, u8 *cnt)
+{
+ struct bit_entry bit_P;
+ u16 therm = 0;
+
+ if (!bit_entry(bios, 'P', &bit_P)) {
+ if (bit_P.version == 1)
+ therm = nv_ro16(bios, bit_P.offset + 12);
+ else if (bit_P.version == 2)
+ therm = nv_ro16(bios, bit_P.offset + 16);
+ else
+ nv_error(bios,
+ "unknown offset for thermal in BIT P %d\n",
+ bit_P.version);
+ }
+
+ /* exit now if we haven't found the thermal table */
+ if (!therm)
+ return 0x0000;
+
+ *ver = nv_ro08(bios, therm + 0);
+ *hdr = nv_ro08(bios, therm + 1);
+ *len = nv_ro08(bios, therm + 2);
+ *cnt = nv_ro08(bios, therm + 3);
+
+ return therm + nv_ro08(bios, therm + 1);
+}
+
+u16
+nvbios_therm_entry(struct nouveau_bios *bios, int idx, u8 *ver, u8 *len)
+{
+ u8 hdr, cnt;
+ u16 therm = therm_table(bios, ver, &hdr, len, &cnt);
+ if (therm && idx < cnt)
+ return therm + idx * *len;
+ return 0x0000;
+}
+
+int
+nvbios_therm_sensor_parse(struct nouveau_bios *bios,
+ enum nvbios_therm_domain domain,
+ struct nvbios_therm_sensor *sensor)
+{
+ s8 thrs_section, sensor_section, offset;
+ u8 ver, len, i;
+ u16 entry;
+
+ /* we only support the core domain for now */
+ if (domain != NVBIOS_THERM_DOMAIN_CORE)
+ return -EINVAL;
+
+ /* Read the entries from the table */
+ thrs_section = 0;
+ sensor_section = -1;
+ i = 0;
+ while ((entry = nvbios_therm_entry(bios, i++, &ver, &len))) {
+ s16 value = nv_ro16(bios, entry + 1);
+
+ switch (nv_ro08(bios, entry + 0)) {
+ case 0x0:
+ thrs_section = value;
+ if (value > 0)
+ return 0; /* we do not try to support ambient */
+ break;
+ case 0x01:
+ sensor_section++;
+ if (sensor_section == 0) {
+ offset = ((s8) nv_ro08(bios, entry + 2)) / 2;
+ sensor->offset_constant = offset;
+ }
+ break;
+
+ case 0x04:
+ if (thrs_section == 0) {
+ sensor->thrs_critical.temp = (value & 0xff0) >> 4;
+ sensor->thrs_critical.hysteresis = value & 0xf;
+ }
+ break;
+
+ case 0x07:
+ if (thrs_section == 0) {
+ sensor->thrs_down_clock.temp = (value & 0xff0) >> 4;
+ sensor->thrs_down_clock.hysteresis = value & 0xf;
+ }
+ break;
+
+ case 0x08:
+ if (thrs_section == 0) {
+ sensor->thrs_fan_boost.temp = (value & 0xff0) >> 4;
+ sensor->thrs_fan_boost.hysteresis = value & 0xf;
+ }
+ break;
+
+ case 0x10:
+ if (sensor_section == 0)
+ sensor->offset_num = value;
+ break;
+
+ case 0x11:
+ if (sensor_section == 0)
+ sensor->offset_den = value;
+ break;
+
+ case 0x12:
+ if (sensor_section == 0)
+ sensor->slope_mult = value;
+ break;
+
+ case 0x13:
+ if (sensor_section == 0)
+ sensor->slope_div = value;
+ break;
+ case 0x32:
+ if (thrs_section == 0) {
+ sensor->thrs_shutdown.temp = (value & 0xff0) >> 4;
+ sensor->thrs_shutdown.hysteresis = value & 0xf;
+ }
+ break;
+ }
+ }
+
+ return 0;
+}
+
+int
+nvbios_therm_fan_parse(struct nouveau_bios *bios,
+ struct nvbios_therm_fan *fan)
+{
+ u8 ver, len, i;
+ u16 entry;
+
+ i = 0;
+ while ((entry = nvbios_therm_entry(bios, i++, &ver, &len))) {
+ s16 value = nv_ro16(bios, entry + 1);
+
+ switch (nv_ro08(bios, entry + 0)) {
+ case 0x22:
+ fan->min_duty = value & 0xff;
+ fan->max_duty = (value & 0xff00) >> 8;
+ break;
+ case 0x26:
+ fan->pwm_freq = value;
+ break;
+ }
+ }
+
+ return 0;
+}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.