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-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/bios/base.c4
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/bios/init.c62
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/bios/ramcfg.c67
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/bios/rammap.c107
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/bios/timing.c70
5 files changed, 243 insertions, 67 deletions
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/base.c b/drivers/gpu/drm/nouveau/core/subdev/bios/base.c
index aa0fbbec7f08..ef0c9c4a8cc3 100644
--- a/drivers/gpu/drm/nouveau/core/subdev/bios/base.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/bios/base.c
@@ -130,6 +130,10 @@ nouveau_bios_shadow_prom(struct nouveau_bios *bios)
u16 pcir;
int i;
+ /* there is no prom on nv4x IGP's */
+ if (device->card_type == NV_40 && device->chipset >= 0x4c)
+ return;
+
/* enable access to rom */
if (device->card_type >= NV_50)
pcireg = 0x088050;
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/init.c b/drivers/gpu/drm/nouveau/core/subdev/bios/init.c
index 420908cb82b6..de201baeb053 100644
--- a/drivers/gpu/drm/nouveau/core/subdev/bios/init.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/bios/init.c
@@ -9,6 +9,7 @@
#include <subdev/bios/dp.h>
#include <subdev/bios/gpio.h>
#include <subdev/bios/init.h>
+#include <subdev/bios/ramcfg.h>
#include <subdev/devinit.h>
#include <subdev/i2c.h>
#include <subdev/vga.h>
@@ -365,13 +366,13 @@ static u16
init_script(struct nouveau_bios *bios, int index)
{
struct nvbios_init init = { .bios = bios };
- u16 data;
+ u16 bmp_ver = bmp_version(bios), data;
- if (bmp_version(bios) && bmp_version(bios) < 0x0510) {
- if (index > 1)
+ if (bmp_ver && bmp_ver < 0x0510) {
+ if (index > 1 || bmp_ver < 0x0100)
return 0x0000;
- data = bios->bmp_offset + (bios->version.major < 2 ? 14 : 18);
+ data = bios->bmp_offset + (bmp_ver < 0x0200 ? 14 : 18);
return nv_ro16(bios, data + (index * 2));
}
@@ -391,43 +392,14 @@ init_unknown_script(struct nouveau_bios *bios)
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;
+ return nvbios_ramcfg_count(init->bios);
}
static u8
-init_ram_restrict_strap(struct nvbios_init *init)
+init_ram_restrict(struct nvbios_init *init)
{
/* This appears to be the behaviour of the VBIOS parser, and *is*
* important to cache the NV_PEXTDEV_BOOT0 on later chipsets to
@@ -438,18 +410,8 @@ init_ram_restrict_strap(struct nvbios_init *init)
* in case *not* re-reading the strap causes similar breakage.
*/
if (!init->ramcfg || init->bios->version.major < 0x70)
- init->ramcfg = init_rd32(init, 0x101000);
- return (init->ramcfg & 0x00000003c) >> 2;
-}
-
-static u8
-init_ram_restrict(struct nvbios_init *init)
-{
- u8 strap = init_ram_restrict_strap(init);
- u16 table = init_ram_restrict_table(init);
- if (table)
- return nv_ro08(init->bios, table + strap);
- return 0x00;
+ init->ramcfg = 0x80000000 | nvbios_ramcfg_index(init->bios);
+ return (init->ramcfg & 0x7fffffff);
}
static u8
@@ -1294,7 +1256,11 @@ init_jump(struct nvbios_init *init)
u16 offset = nv_ro16(bios, init->offset + 1);
trace("JUMP\t0x%04x\n", offset);
- init->offset = offset;
+
+ if (init_exec(init))
+ init->offset = offset;
+ else
+ init->offset += 3;
}
/**
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/ramcfg.c b/drivers/gpu/drm/nouveau/core/subdev/bios/ramcfg.c
new file mode 100644
index 000000000000..991aedda999b
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/core/subdev/bios/ramcfg.c
@@ -0,0 +1,67 @@
+/*
+ * Copyright 2013 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 <bskeggs@redhat.com>
+ */
+
+#include <subdev/bios.h>
+#include <subdev/bios/bit.h>
+#include <subdev/bios/ramcfg.h>
+
+static u8
+nvbios_ramcfg_strap(struct nouveau_bios *bios)
+{
+ return (nv_rd32(bios, 0x101000) & 0x0000003c) >> 2;
+}
+
+u8
+nvbios_ramcfg_count(struct nouveau_bios *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;
+}
+
+u8
+nvbios_ramcfg_index(struct nouveau_bios *bios)
+{
+ u8 strap = nvbios_ramcfg_strap(bios);
+ u32 xlat = 0x00000000;
+ struct bit_entry bit_M;
+
+ if (!bit_entry(bios, 'M', &bit_M)) {
+ if (bit_M.version == 1 && bit_M.length >= 5)
+ xlat = nv_ro16(bios, bit_M.offset + 3);
+ if (bit_M.version == 2 && bit_M.length >= 3)
+ xlat = nv_ro16(bios, bit_M.offset + 1);
+ }
+
+ if (xlat)
+ strap = nv_ro08(bios, xlat + strap);
+ return strap;
+}
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/rammap.c b/drivers/gpu/drm/nouveau/core/subdev/bios/rammap.c
index 916fa9d302b7..1811b2cb0472 100644
--- a/drivers/gpu/drm/nouveau/core/subdev/bios/rammap.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/bios/rammap.c
@@ -24,11 +24,12 @@
#include <subdev/bios.h>
#include <subdev/bios/bit.h>
+#include <subdev/bios/ramcfg.h>
#include <subdev/bios/rammap.h>
-u16
-nvbios_rammap_table(struct nouveau_bios *bios, u8 *ver, u8 *hdr,
- u8 *cnt, u8 *len, u8 *snr, u8 *ssz)
+u32
+nvbios_rammapTe(struct nouveau_bios *bios, u8 *ver, u8 *hdr,
+ u8 *cnt, u8 *len, u8 *snr, u8 *ssz)
{
struct bit_entry bit_P;
u16 rammap = 0x0000;
@@ -57,12 +58,12 @@ nvbios_rammap_table(struct nouveau_bios *bios, u8 *ver, u8 *hdr,
return 0x0000;
}
-u16
-nvbios_rammap_entry(struct nouveau_bios *bios, int idx,
- u8 *ver, u8 *hdr, u8 *cnt, u8 *len)
+u32
+nvbios_rammapEe(struct nouveau_bios *bios, int idx,
+ u8 *ver, u8 *hdr, u8 *cnt, u8 *len)
{
u8 snr, ssz;
- u16 rammap = nvbios_rammap_table(bios, ver, hdr, cnt, len, &snr, &ssz);
+ u16 rammap = nvbios_rammapTe(bios, ver, hdr, cnt, len, &snr, &ssz);
if (rammap && idx < *cnt) {
rammap = rammap + *hdr + (idx * (*len + (snr * ssz)));
*hdr = *len;
@@ -73,16 +74,100 @@ nvbios_rammap_entry(struct nouveau_bios *bios, int idx,
return 0x0000;
}
-u16
-nvbios_rammap_match(struct nouveau_bios *bios, u16 khz,
- u8 *ver, u8 *hdr, u8 *cnt, u8 *len)
+u32
+nvbios_rammapEm(struct nouveau_bios *bios, u16 khz,
+ u8 *ver, u8 *hdr, u8 *cnt, u8 *len)
{
int idx = 0;
u32 data;
- while ((data = nvbios_rammap_entry(bios, idx++, ver, hdr, cnt, len))) {
+ while ((data = nvbios_rammapEe(bios, idx++, ver, hdr, cnt, len))) {
if (khz >= nv_ro16(bios, data + 0x00) &&
khz <= nv_ro16(bios, data + 0x02))
break;
}
return data;
}
+
+u32
+nvbios_rammapEp(struct nouveau_bios *bios, u16 khz,
+ u8 *ver, u8 *hdr, u8 *cnt, u8 *len,
+ struct nvbios_ramcfg *p)
+{
+ u32 data = nvbios_rammapEm(bios, khz, ver, hdr, cnt, len);
+ memset(p, 0x00, sizeof(*p));
+ switch (!!data * *ver) {
+ case 0x11:
+ p->rammap_11_08_01 = (nv_ro08(bios, data + 0x08) & 0x01) >> 0;
+ p->rammap_11_08_0c = (nv_ro08(bios, data + 0x08) & 0x0c) >> 2;
+ p->rammap_11_08_10 = (nv_ro08(bios, data + 0x08) & 0x10) >> 4;
+ p->rammap_11_11_0c = (nv_ro08(bios, data + 0x11) & 0x0c) >> 2;
+ break;
+ default:
+ data = 0;
+ break;
+ }
+ return data;
+}
+
+u32
+nvbios_rammapSe(struct nouveau_bios *bios, u32 data,
+ u8 ever, u8 ehdr, u8 ecnt, u8 elen, int idx,
+ u8 *ver, u8 *hdr)
+{
+ if (idx < ecnt) {
+ data = data + ehdr + (idx * elen);
+ *ver = ever;
+ *hdr = elen;
+ return data;
+ }
+ return 0;
+}
+
+u32
+nvbios_rammapSp(struct nouveau_bios *bios, u32 data,
+ u8 ever, u8 ehdr, u8 ecnt, u8 elen, int idx,
+ u8 *ver, u8 *hdr, struct nvbios_ramcfg *p)
+{
+ data = nvbios_rammapSe(bios, data, ever, ehdr, ecnt, elen, idx, ver, hdr);
+ switch (!!data * *ver) {
+ case 0x11:
+ p->ramcfg_11_01_01 = (nv_ro08(bios, data + 0x01) & 0x01) >> 0;
+ p->ramcfg_11_01_02 = (nv_ro08(bios, data + 0x01) & 0x02) >> 1;
+ p->ramcfg_11_01_04 = (nv_ro08(bios, data + 0x01) & 0x04) >> 2;
+ p->ramcfg_11_01_08 = (nv_ro08(bios, data + 0x01) & 0x08) >> 3;
+ p->ramcfg_11_01_10 = (nv_ro08(bios, data + 0x01) & 0x10) >> 4;
+ p->ramcfg_11_01_20 = (nv_ro08(bios, data + 0x01) & 0x20) >> 5;
+ p->ramcfg_11_01_40 = (nv_ro08(bios, data + 0x01) & 0x40) >> 6;
+ p->ramcfg_11_01_80 = (nv_ro08(bios, data + 0x01) & 0x80) >> 7;
+ p->ramcfg_11_02_03 = (nv_ro08(bios, data + 0x02) & 0x03) >> 0;
+ p->ramcfg_11_02_04 = (nv_ro08(bios, data + 0x02) & 0x04) >> 2;
+ p->ramcfg_11_02_08 = (nv_ro08(bios, data + 0x02) & 0x08) >> 3;
+ p->ramcfg_11_02_10 = (nv_ro08(bios, data + 0x02) & 0x10) >> 4;
+ p->ramcfg_11_02_40 = (nv_ro08(bios, data + 0x02) & 0x40) >> 6;
+ p->ramcfg_11_02_80 = (nv_ro08(bios, data + 0x02) & 0x80) >> 7;
+ p->ramcfg_11_03_0f = (nv_ro08(bios, data + 0x03) & 0x0f) >> 0;
+ p->ramcfg_11_03_30 = (nv_ro08(bios, data + 0x03) & 0x30) >> 4;
+ p->ramcfg_11_03_c0 = (nv_ro08(bios, data + 0x03) & 0xc0) >> 6;
+ p->ramcfg_11_03_f0 = (nv_ro08(bios, data + 0x03) & 0xf0) >> 4;
+ p->ramcfg_11_04 = (nv_ro08(bios, data + 0x04) & 0xff) >> 0;
+ p->ramcfg_11_06 = (nv_ro08(bios, data + 0x06) & 0xff) >> 0;
+ p->ramcfg_11_07_02 = (nv_ro08(bios, data + 0x07) & 0x02) >> 1;
+ p->ramcfg_11_07_04 = (nv_ro08(bios, data + 0x07) & 0x04) >> 2;
+ p->ramcfg_11_07_08 = (nv_ro08(bios, data + 0x07) & 0x08) >> 3;
+ p->ramcfg_11_07_10 = (nv_ro08(bios, data + 0x07) & 0x10) >> 4;
+ p->ramcfg_11_07_40 = (nv_ro08(bios, data + 0x07) & 0x40) >> 6;
+ p->ramcfg_11_07_80 = (nv_ro08(bios, data + 0x07) & 0x80) >> 7;
+ p->ramcfg_11_08_01 = (nv_ro08(bios, data + 0x08) & 0x01) >> 0;
+ p->ramcfg_11_08_02 = (nv_ro08(bios, data + 0x08) & 0x02) >> 1;
+ p->ramcfg_11_08_04 = (nv_ro08(bios, data + 0x08) & 0x04) >> 2;
+ p->ramcfg_11_08_08 = (nv_ro08(bios, data + 0x08) & 0x08) >> 3;
+ p->ramcfg_11_08_10 = (nv_ro08(bios, data + 0x08) & 0x10) >> 4;
+ p->ramcfg_11_08_20 = (nv_ro08(bios, data + 0x08) & 0x20) >> 5;
+ p->ramcfg_11_09 = (nv_ro08(bios, data + 0x09) & 0xff) >> 0;
+ break;
+ default:
+ data = 0;
+ break;
+ }
+ return data;
+}
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/timing.c b/drivers/gpu/drm/nouveau/core/subdev/bios/timing.c
index 151c2d6aaee8..350d44ab2ba2 100644
--- a/drivers/gpu/drm/nouveau/core/subdev/bios/timing.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/bios/timing.c
@@ -24,11 +24,12 @@
#include <subdev/bios.h>
#include <subdev/bios/bit.h>
+#include <subdev/bios/ramcfg.h>
#include <subdev/bios/timing.h>
u16
-nvbios_timing_table(struct nouveau_bios *bios,
- u8 *ver, u8 *hdr, u8 *cnt, u8 *len)
+nvbios_timingTe(struct nouveau_bios *bios,
+ u8 *ver, u8 *hdr, u8 *cnt, u8 *len, u8 *snr, u8 *ssz)
{
struct bit_entry bit_P;
u16 timing = 0x0000;
@@ -47,11 +48,15 @@ nvbios_timing_table(struct nouveau_bios *bios,
*hdr = nv_ro08(bios, timing + 1);
*cnt = nv_ro08(bios, timing + 2);
*len = nv_ro08(bios, timing + 3);
+ *snr = 0;
+ *ssz = 0;
return timing;
case 0x20:
*hdr = nv_ro08(bios, timing + 1);
- *cnt = nv_ro08(bios, timing + 3);
+ *cnt = nv_ro08(bios, timing + 5);
*len = nv_ro08(bios, timing + 2);
+ *snr = nv_ro08(bios, timing + 4);
+ *ssz = nv_ro08(bios, timing + 3);
return timing;
default:
break;
@@ -63,11 +68,60 @@ nvbios_timing_table(struct nouveau_bios *bios,
}
u16
-nvbios_timing_entry(struct nouveau_bios *bios, int idx, u8 *ver, u8 *len)
+nvbios_timingEe(struct nouveau_bios *bios, int idx,
+ u8 *ver, u8 *hdr, u8 *cnt, u8 *len)
{
- u8 hdr, cnt;
- u16 timing = nvbios_timing_table(bios, ver, &hdr, &cnt, len);
- if (timing && idx < cnt)
- return timing + hdr + (idx * *len);
+ u8 snr, ssz;
+ u16 timing = nvbios_timingTe(bios, ver, hdr, cnt, len, &snr, &ssz);
+ if (timing && idx < *cnt) {
+ timing += *hdr + idx * (*len + (snr * ssz));
+ *hdr = *len;
+ *cnt = snr;
+ *len = ssz;
+ return timing;
+ }
return 0x0000;
}
+
+u16
+nvbios_timingEp(struct nouveau_bios *bios, int idx,
+ u8 *ver, u8 *hdr, u8 *cnt, u8 *len,
+ struct nvbios_ramcfg *p)
+{
+ u16 data = nvbios_timingEe(bios, idx, ver, hdr, cnt, len), temp;
+ switch (!!data * *ver) {
+ case 0x20:
+ p->timing[0] = nv_ro32(bios, data + 0x00);
+ p->timing[1] = nv_ro32(bios, data + 0x04);
+ p->timing[2] = nv_ro32(bios, data + 0x08);
+ p->timing[3] = nv_ro32(bios, data + 0x0c);
+ p->timing[4] = nv_ro32(bios, data + 0x10);
+ p->timing[5] = nv_ro32(bios, data + 0x14);
+ p->timing[6] = nv_ro32(bios, data + 0x18);
+ p->timing[7] = nv_ro32(bios, data + 0x1c);
+ p->timing[8] = nv_ro32(bios, data + 0x20);
+ p->timing[9] = nv_ro32(bios, data + 0x24);
+ p->timing[10] = nv_ro32(bios, data + 0x28);
+ p->timing_20_2e_03 = (nv_ro08(bios, data + 0x2e) & 0x03) >> 0;
+ p->timing_20_2e_30 = (nv_ro08(bios, data + 0x2e) & 0x30) >> 4;
+ p->timing_20_2e_c0 = (nv_ro08(bios, data + 0x2e) & 0xc0) >> 6;
+ p->timing_20_2f_03 = (nv_ro08(bios, data + 0x2f) & 0x03) >> 0;
+ temp = nv_ro16(bios, data + 0x2c);
+ p->timing_20_2c_003f = (temp & 0x003f) >> 0;
+ p->timing_20_2c_1fc0 = (temp & 0x1fc0) >> 6;
+ p->timing_20_30_07 = (nv_ro08(bios, data + 0x30) & 0x07) >> 0;
+ p->timing_20_30_f8 = (nv_ro08(bios, data + 0x30) & 0xf8) >> 3;
+ temp = nv_ro16(bios, data + 0x31);
+ p->timing_20_31_0007 = (temp & 0x0007) >> 0;
+ p->timing_20_31_0078 = (temp & 0x0078) >> 3;
+ p->timing_20_31_0780 = (temp & 0x0780) >> 7;
+ p->timing_20_31_0800 = (temp & 0x0800) >> 11;
+ p->timing_20_31_7000 = (temp & 0x7000) >> 12;
+ p->timing_20_31_8000 = (temp & 0x8000) >> 15;
+ break;
+ default:
+ data = 0;
+ break;
+ }
+ return data;
+}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.