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| author | Rudolf Marek <r.marek@assembler.cz> | 2008-06-30 21:38:30 +0000 |
|---|---|---|
| committer | Rudolf Marek <r.marek@assembler.cz> | 2008-06-30 21:38:30 +0000 |
| commit | 3fdbccf697e35e3061d7a78bed10061c71b60425 (patch) | |
| tree | 271d5f182058cf38b21a81525bee9a4b049ed8da /chipset_enable.c | |
| parent | 10693353eef0cddcfb844c318363da787f69e023 (diff) | |
| download | ast2050-flashrom-3fdbccf697e35e3061d7a78bed10061c71b60425.zip ast2050-flashrom-3fdbccf697e35e3061d7a78bed10061c71b60425.tar.gz | |
This patch adds support for VIA SPI controller on VT8237S
It is similar with few documented exceptions to ICH7 SPI controller.
Corresponding to flashrom svn r282 and coreboot v2 svn r3398.
Signed-off-by: Rudolf Marek <r.marek@assembler.cz>
Acked-by: Peter Stuge <peter@stuge.se>
Diffstat (limited to 'chipset_enable.c')
| -rw-r--r-- | chipset_enable.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/chipset_enable.c b/chipset_enable.c index dc6d8bc..1d0c006 100644 --- a/chipset_enable.c +++ b/chipset_enable.c @@ -187,6 +187,24 @@ static int enable_flash_ich_dc(struct pci_dev *dev, const char *name) void *ich_spibar = NULL; +static int enable_flash_vt8237s_spi(struct pci_dev *dev, const char *name) { + uint32_t mmio_base; + + mmio_base = (pci_read_long(dev, 0xbc)) << 8; + printf_debug("MMIO base at = 0x%x\n", mmio_base); + ich_spibar = mmap(NULL, 0x70, PROT_READ | PROT_WRITE, MAP_SHARED, + fd_mem, mmio_base); + + if (ich_spibar == MAP_FAILED) { + perror("Can't mmap memory using " MEM_DEV); + exit(1); + } + + printf_debug("0x6c: 0x%04x (CLOCK/DEBUG)\n", *(uint16_t *)(ich_spibar + 0x6c)); + viaspi_detected = 1; + return 0; +} + static int enable_flash_ich_dc_spi(struct pci_dev *dev, const char *name, unsigned long spibar) { uint8_t old, new, bbs, buc; @@ -270,6 +288,7 @@ static int enable_flash_ich_dc_spi(struct pci_dev *dev, const char *name, unsign /* Flag for ICH7 SPI register block */ int ich7_detected = 0; +int viaspi_detected = 0; static int enable_flash_ich7(struct pci_dev *dev, const char *name) { @@ -660,6 +679,7 @@ static const FLASH_ENABLE enables[] = { {0x1106, 0x8231, "VIA VT8231", enable_flash_vt823x}, {0x1106, 0x3177, "VIA VT8235", enable_flash_vt823x}, {0x1106, 0x3227, "VIA VT8237", enable_flash_vt823x}, + {0x1106, 0x3372, "VIA VT8237S", enable_flash_vt8237s_spi}, {0x1106, 0x8324, "VIA CX700", enable_flash_vt823x}, {0x1106, 0x0686, "VIA VT82C686", enable_flash_amd8111}, {0x1078, 0x0100, "AMD CS5530(A)", enable_flash_cs5530}, |
