aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/net/acenic.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/acenic.c')
-rw-r--r--drivers/net/acenic.c117
1 files changed, 71 insertions, 46 deletions
diff --git a/drivers/net/acenic.c b/drivers/net/acenic.c
index 517fce48d94a..5b396ff6c83f 100644
--- a/drivers/net/acenic.c
+++ b/drivers/net/acenic.c
@@ -66,6 +66,7 @@
#include <linux/mm.h>
#include <linux/highmem.h>
#include <linux/sockios.h>
+#include <linux/firmware.h>
#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE)
#include <linux/if_vlan.h>
@@ -186,8 +187,6 @@ MODULE_DEVICE_TABLE(pci, acenic_pci_tbl);
#define MAX_RODATA_LEN 8*1024
#define MAX_DATA_LEN 2*1024
-#include "acenic_firmware.h"
-
#ifndef tigon2FwReleaseLocal
#define tigon2FwReleaseLocal 0
#endif
@@ -417,6 +416,10 @@ static int dis_pci_mem_inval[ACE_MAX_MOD_PARMS] = {1, 1, 1, 1, 1, 1, 1, 1};
MODULE_AUTHOR("Jes Sorensen <jes@trained-monkey.org>");
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("AceNIC/3C985/GA620 Gigabit Ethernet driver");
+#ifndef CONFIG_ACENIC_OMIT_TIGON_I
+MODULE_FIRMWARE("acenic/tg1.bin");
+#endif
+MODULE_FIRMWARE("acenic/tg2.bin");
module_param_array_named(link, link_state, int, NULL, 0);
module_param_array(trace, int, NULL, 0);
@@ -943,8 +946,8 @@ static int __devinit ace_init(struct net_device *dev)
case 4:
case 5:
printk(KERN_INFO " Tigon I (Rev. %i), Firmware: %i.%i.%i, ",
- tig_ver, tigonFwReleaseMajor, tigonFwReleaseMinor,
- tigonFwReleaseFix);
+ tig_ver, ap->firmware_major, ap->firmware_minor,
+ ap->firmware_fix);
writel(0, &regs->LocalCtrl);
ap->version = 1;
ap->tx_ring_entries = TIGON_I_TX_RING_ENTRIES;
@@ -952,8 +955,8 @@ static int __devinit ace_init(struct net_device *dev)
#endif
case 6:
printk(KERN_INFO " Tigon II (Rev. %i), Firmware: %i.%i.%i, ",
- tig_ver, tigon2FwReleaseMajor, tigon2FwReleaseMinor,
- tigon2FwReleaseFix);
+ tig_ver, ap->firmware_major, ap->firmware_minor,
+ ap->firmware_fix);
writel(readl(&regs->CpuBCtrl) | CPU_HALT, &regs->CpuBCtrl);
readl(&regs->CpuBCtrl); /* PCI write posting */
/*
@@ -1205,7 +1208,9 @@ static int __devinit ace_init(struct net_device *dev)
memset(ap->info, 0, sizeof(struct ace_info));
memset(ap->skb, 0, sizeof(struct ace_skb));
- ace_load_firmware(dev);
+ if (ace_load_firmware(dev))
+ goto init_error;
+
ap->fw_running = 0;
tmp_ptr = ap->info_dma;
@@ -1441,10 +1446,7 @@ static int __devinit ace_init(struct net_device *dev)
if (ap->version >= 2)
writel(tmp, &regs->TuneFastLink);
- if (ACE_IS_TIGON_I(ap))
- writel(tigonFwStartAddr, &regs->Pc);
- if (ap->version == 2)
- writel(tigon2FwStartAddr, &regs->Pc);
+ writel(ap->firmware_start, &regs->Pc);
writel(0, &regs->Mb0Lo);
@@ -2761,8 +2763,8 @@ static void ace_get_drvinfo(struct net_device *dev,
strlcpy(info->driver, "acenic", sizeof(info->driver));
snprintf(info->version, sizeof(info->version), "%i.%i.%i",
- tigonFwReleaseMajor, tigonFwReleaseMinor,
- tigonFwReleaseFix);
+ ap->firmware_major, ap->firmware_minor,
+ ap->firmware_fix);
if (ap->pdev)
strlcpy(info->bus_info, pci_name(ap->pdev),
@@ -2869,11 +2871,10 @@ static struct net_device_stats *ace_get_stats(struct net_device *dev)
}
-static void __devinit ace_copy(struct ace_regs __iomem *regs, void *src,
- u32 dest, int size)
+static void __devinit ace_copy(struct ace_regs __iomem *regs, const __be32 *src,
+ u32 dest, int size)
{
void __iomem *tdest;
- u32 *wsrc;
short tsize, i;
if (size <= 0)
@@ -2885,20 +2886,15 @@ static void __devinit ace_copy(struct ace_regs __iomem *regs, void *src,
tdest = (void __iomem *) &regs->Window +
(dest & (ACE_WINDOW_SIZE - 1));
writel(dest & ~(ACE_WINDOW_SIZE - 1), &regs->WinBase);
- /*
- * This requires byte swapping on big endian, however
- * writel does that for us
- */
- wsrc = src;
for (i = 0; i < (tsize / 4); i++) {
- writel(wsrc[i], tdest + i*4);
+ /* Firmware is big-endian */
+ writel(be32_to_cpup(src), tdest);
+ src++;
+ tdest += 4;
+ dest += 4;
+ size -= 4;
}
- dest += tsize;
- src += tsize;
- size -= tsize;
}
-
- return;
}
@@ -2937,8 +2933,13 @@ static void __devinit ace_clear(struct ace_regs __iomem *regs, u32 dest, int siz
*/
static int __devinit ace_load_firmware(struct net_device *dev)
{
+ const struct firmware *fw;
+ const char *fw_name = "acenic/tg2.bin";
struct ace_private *ap = netdev_priv(dev);
struct ace_regs __iomem *regs = ap->regs;
+ const __be32 *fw_data;
+ u32 load_addr;
+ int ret;
if (!(readl(&regs->CpuCtrl) & CPU_HALTED)) {
printk(KERN_ERR "%s: trying to download firmware while the "
@@ -2946,28 +2947,52 @@ static int __devinit ace_load_firmware(struct net_device *dev)
return -EFAULT;
}
+ if (ACE_IS_TIGON_I(ap))
+ fw_name = "acenic/tg1.bin";
+
+ ret = request_firmware(&fw, fw_name, &ap->pdev->dev);
+ if (ret) {
+ printk(KERN_ERR "%s: Failed to load firmware \"%s\"\n",
+ ap->name, fw_name);
+ return ret;
+ }
+
+ fw_data = (void *)fw->data;
+
+ /* Firmware blob starts with version numbers, followed by
+ load and start address. Remainder is the blob to be loaded
+ contiguously from load address. We don't bother to represent
+ the BSS/SBSS sections any more, since we were clearing the
+ whole thing anyway. */
+ ap->firmware_major = fw->data[0];
+ ap->firmware_minor = fw->data[1];
+ ap->firmware_fix = fw->data[2];
+
+ ap->firmware_start = be32_to_cpu(fw_data[1]);
+ if (ap->firmware_start < 0x4000 || ap->firmware_start >= 0x80000) {
+ printk(KERN_ERR "%s: bogus load address %08x in \"%s\"\n",
+ ap->name, ap->firmware_start, fw_name);
+ ret = -EINVAL;
+ goto out;
+ }
+
+ load_addr = be32_to_cpu(fw_data[2]);
+ if (load_addr < 0x4000 || load_addr >= 0x80000) {
+ printk(KERN_ERR "%s: bogus load address %08x in \"%s\"\n",
+ ap->name, load_addr, fw_name);
+ ret = -EINVAL;
+ goto out;
+ }
+
/*
- * Do not try to clear more than 512KB or we end up seeing
- * funny things on NICs with only 512KB SRAM
+ * Do not try to clear more than 512KiB or we end up seeing
+ * funny things on NICs with only 512KiB SRAM
*/
ace_clear(regs, 0x2000, 0x80000-0x2000);
- if (ACE_IS_TIGON_I(ap)) {
- ace_copy(regs, tigonFwText, tigonFwTextAddr, tigonFwTextLen);
- ace_copy(regs, tigonFwData, tigonFwDataAddr, tigonFwDataLen);
- ace_copy(regs, tigonFwRodata, tigonFwRodataAddr,
- tigonFwRodataLen);
- ace_clear(regs, tigonFwBssAddr, tigonFwBssLen);
- ace_clear(regs, tigonFwSbssAddr, tigonFwSbssLen);
- }else if (ap->version == 2) {
- ace_clear(regs, tigon2FwBssAddr, tigon2FwBssLen);
- ace_clear(regs, tigon2FwSbssAddr, tigon2FwSbssLen);
- ace_copy(regs, tigon2FwText, tigon2FwTextAddr,tigon2FwTextLen);
- ace_copy(regs, tigon2FwRodata, tigon2FwRodataAddr,
- tigon2FwRodataLen);
- ace_copy(regs, tigon2FwData, tigon2FwDataAddr,tigon2FwDataLen);
- }
-
- return 0;
+ ace_copy(regs, &fw_data[3], load_addr, fw->size-12);
+ out:
+ release_firmware(fw);
+ return ret;
}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.