Changeset 3398 for trunk/util/flashrom/chipset_enable.c

Timestamp:

06/30/08 23:38:30 (5 months ago)

Author:

ruik

Message:

This patch adds support for VIA SPI controller on VT8237S. It is similar with
few documented exceptions to ICH7 SPI controller.

Signed-off-by: Rudolf Marek <r.marek@…>
Acked-by: Peter Stuge <peter@…>

Files:

• trunk/util/flashrom/chipset_enable.c (modified) (3 diffs)

trunk/util/flashrom/chipset_enable.c

@@ -188 +188 @@
 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)
 {
@@ -271 +289 @@
 /* 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)
@@ -661 +680 @@
         {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},