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Add support for the SST-49LF004C, SST-49LF008C, SST-49LF016C in flashrom.

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Also add suport for NVIDIA MCP55.

Signed-off-by: Yinghai Lu <yinghai.lu@amd.com>
Signed-off-by: Uwe Hermann <uwe@hermann-uwe.de>
Acked-by: Peter Stuge <peter@stuge.se>




git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2537 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Yinghai Lu
2007-01-22 20:21:17 +00:00
committed by Uwe Hermann
parent 6a5bc46579
commit 298f89850d
7 changed files with 272 additions and 1 deletions
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44
util/flashrom/flash_enable.c
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@@ -391,6 +391,46 @@ static int enable_flash_sb400(struct pci_dev *dev, char *name)
return 0;
}
//By yhlu
static int enable_flash_mcp55(struct pci_dev *dev, char *name)
{
/* register 4e.b gets or'ed with one */
unsigned char old, new, byte;
unsigned short word;
/* if it fails, it fails. There are so many variations of broken mobos
* that it is hard to argue that we should quit at this point.
*/
//dump_pci_device(dev);
/* Set the 4MB enable bit bit */
byte = pci_read_byte(dev, 0x88);
byte |= 0xff; //256K
pci_write_byte(dev, 0x88, byte);
byte = pci_read_byte(dev, 0x8c);
byte |= 0xff; //1M
pci_write_byte(dev, 0x8c, byte);
word = pci_read_word(dev, 0x90);
word |= 0x7fff; //15M
pci_write_word(dev, 0x90, word);
old = pci_read_byte(dev, 0x6d);
new = old | 0x01;
if (new == old)
return 0;
pci_write_byte(dev, 0x6d, new);
if (pci_read_byte(dev, 0x6d) != new) {
printf("tried to set 0x%x to 0x%x on %s failed (WARNING ONLY)\n",
0x6d, new, name);
return -1;
}
return 0;
}
typedef struct penable {
unsigned short vendor, device;
char *name;
@@ -432,9 +472,13 @@ static FLASH_ENABLE enables[] = {
{0x10de, 0x0260, "NVidia MCP51", enable_flash_ck804},
{0x10de, 0x0261, "NVidia MCP51", enable_flash_ck804},
// {0x10de, 0x0261, "NVIDIA C51", enable_flash_ck804}, // YHLU
{0x10de, 0x0262, "NVidia MCP51", enable_flash_ck804},
{0x10de, 0x0263, "NVidia MCP51", enable_flash_ck804},
{0x10de, 0x0364, "NVIDIA MCP55", enable_flash_mcp55}, // LPC
{0x10de, 0x0367, "NVIDIA MCP55", enable_flash_mcp55}, // Pro
{0x1002, 0x4377, "ATI SB400", enable_flash_sb400}, // ATI Technologies Inc IXP SB400 PCI-ISA Bridge (rev 80)
};