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-rw-r--r--util/inteltool/spi.c98
1 files changed, 65 insertions, 33 deletions
diff --git a/util/inteltool/spi.c b/util/inteltool/spi.c
index bd584b6d53..4bd3a33cee 100644
--- a/util/inteltool/spi.c
+++ b/util/inteltool/spi.c
@@ -12,39 +12,57 @@ static const io_register_t pch_bios_cntl_registers[] = {
{ 0x6, 2, "reserved" },
};
-#define SPIBAR 0x3800
+#define ICH9_SPIBAR 0x3800
+#define ICH78_SPIBAR 0x3020
static const io_register_t spi_bar_registers[] = {
- { SPIBAR + 0x00, 4, "BFPR - BIOS Flash primary region" },
- { SPIBAR + 0x04, 2, "HSFSTS - Hardware Sequencing Flash Status" },
- { SPIBAR + 0x06, 2, "HSFCTL - Hardware Sequencing Flash Control" },
- { SPIBAR + 0x08, 4, "FADDR - Flash Address" },
- { SPIBAR + 0x0c, 4, "Reserved" },
- { SPIBAR + 0x10, 4, "FDATA0" },
+ { 0x00, 4, "BFPR - BIOS Flash primary region" },
+ { 0x04, 2, "HSFSTS - Hardware Sequencing Flash Status" },
+ { 0x06, 2, "HSFCTL - Hardware Sequencing Flash Control" },
+ { 0x08, 4, "FADDR - Flash Address" },
+ { 0x0c, 4, "Reserved" },
+ { 0x10, 4, "FDATA0" },
/* 0x10 .. 0x4f are filled with data */
- { SPIBAR + 0x50, 4, "FRACC - Flash Region Access Permissions" },
- { SPIBAR + 0x54, 4, "Flash Region 0" },
- { SPIBAR + 0x58, 4, "Flash Region 1" },
- { SPIBAR + 0x5c, 4, "Flash Region 2" },
- { SPIBAR + 0x60, 4, "Flash Region 3" },
- { SPIBAR + 0x64, 4, "Flash Region 4" },
- { SPIBAR + 0x74, 4, "FPR0 Flash Protected Range 0" },
- { SPIBAR + 0x78, 4, "FPR0 Flash Protected Range 1" },
- { SPIBAR + 0x7c, 4, "FPR0 Flash Protected Range 2" },
- { SPIBAR + 0x80, 4, "FPR0 Flash Protected Range 3" },
- { SPIBAR + 0x84, 4, "FPR0 Flash Protected Range 4" },
- { SPIBAR + 0x90, 1, "SSFSTS - Software Sequencing Flash Status" },
- { SPIBAR + 0x91, 3, "SSFSTS - Software Sequencing Flash Status" },
- { SPIBAR + 0x94, 2, "PREOP - Prefix opcode Configuration" },
- { SPIBAR + 0x96, 2, "OPTYPE - Opcode Type Configuration" },
- { SPIBAR + 0x98, 8, "OPMENU - Opcode Menu Configuration" },
- { SPIBAR + 0xa0, 1, "BBAR - BIOS Base Address Configuration" },
- { SPIBAR + 0xb0, 4, "FDOC - Flash Descriptor Observability Control" },
- { SPIBAR + 0xb8, 4, "Reserved" },
- { SPIBAR + 0xc0, 4, "AFC - Additional Flash Control" },
- { SPIBAR + 0xc4, 4, "LVSCC - Host Lower Vendor Specific Component Capabilities" },
- { SPIBAR + 0xc8, 4, "UVSCC - Host Upper Vendor Specific Component Capabilities" },
- { SPIBAR + 0xd0, 4, "FPB - Flash Partition Boundary" },
+ { 0x50, 4, "FRACC - Flash Region Access Permissions" },
+ { 0x54, 4, "Flash Region 0" },
+ { 0x58, 4, "Flash Region 1" },
+ { 0x5c, 4, "Flash Region 2" },
+ { 0x60, 4, "Flash Region 3" },
+ { 0x64, 4, "Flash Region 4" },
+ { 0x74, 4, "FPR0 Flash Protected Range 0" },
+ { 0x78, 4, "FPR0 Flash Protected Range 1" },
+ { 0x7c, 4, "FPR0 Flash Protected Range 2" },
+ { 0x80, 4, "FPR0 Flash Protected Range 3" },
+ { 0x84, 4, "FPR0 Flash Protected Range 4" },
+ { 0x90, 1, "SSFSTS - Software Sequencing Flash Status" },
+ { 0x91, 3, "SSFSTS - Software Sequencing Flash Status" },
+ { 0x94, 2, "PREOP - Prefix opcode Configuration" },
+ { 0x96, 2, "OPTYPE - Opcode Type Configuration" },
+ { 0x98, 8, "OPMENU - Opcode Menu Configuration" },
+ { 0xa0, 1, "BBAR - BIOS Base Address Configuration" },
+ { 0xb0, 4, "FDOC - Flash Descriptor Observability Control" },
+ { 0xb8, 4, "Reserved" },
+ { 0xc0, 4, "AFC - Additional Flash Control" },
+ { 0xc4, 4, "LVSCC - Host Lower Vendor Specific Component Capabilities" },
+ { 0xc8, 4, "UVSCC - Host Upper Vendor Specific Component Capabilities" },
+ { 0xd0, 4, "FPB - Flash Partition Boundary" },
+};
+
+static const io_register_t ich7_spi_bar_registers[] = {
+ { 0x00, 2, "SPIS - SPI Status" },
+ { 0x02, 2, "SPIC - SPI Control" },
+ { 0x04, 4, "SPIA - SPI Address" },
+ /*
+ *0x08 .. 0x47 are filled with data
+ *0x48 .. 0x4f is not mentioned by datasheet
+ */
+ { 0x50, 4, "BBAR - BIOS Base Address Configuration" },
+ { 0x54, 2, "PREOP Prefix Opcode Configuration" },
+ { 0x56, 2, "OPTYPE Opcode Type Configuration" },
+ { 0x58, 8, "OPMENU Opcode Menu Configuration" },
+ { 0x60, 4, "PBR0 Protected BIOS Range 0" },
+ { 0x64, 4, "PBR1 Protected BIOS Range 1" },
+ { 0x68, 4, "PBR2 Protected BIOS Range 2" },
};
int print_bioscntl(struct pci_dev *sb)
@@ -100,16 +118,29 @@ int print_spibar(struct pci_dev *sb) {
volatile uint8_t *rcba;
uint32_t rcba_phys;
const io_register_t *spi_register = NULL;
+ uint32_t spibaroffset;
printf("\n============= SPI Bar ==============\n\n");
switch (sb->device_id) {
case PCI_DEVICE_ID_INTEL_ICH6:
+ printf("This southbridge does not have a SPI controller.\n");
+ return 1;
case PCI_DEVICE_ID_INTEL_ICH7:
case PCI_DEVICE_ID_INTEL_ICH7M:
case PCI_DEVICE_ID_INTEL_ICH7DH:
case PCI_DEVICE_ID_INTEL_ICH7MDH:
+ spibaroffset = ICH78_SPIBAR;
+ rcba_phys = pci_read_long(sb, 0xf0) & 0xfffffffe;
+ size = ARRAY_SIZE(ich7_spi_bar_registers);
+ spi_register = ich7_spi_bar_registers;
+ break;
case PCI_DEVICE_ID_INTEL_ICH8:
+ spibaroffset = ICH78_SPIBAR;
+ rcba_phys = pci_read_long(sb, 0xf0) & 0xfffffffe;
+ size = ARRAY_SIZE(spi_bar_registers);
+ spi_register = spi_bar_registers;
+ break;
case PCI_DEVICE_ID_INTEL_ICH8M:
case PCI_DEVICE_ID_INTEL_ICH8ME:
case PCI_DEVICE_ID_INTEL_ICH9DH:
@@ -171,6 +202,7 @@ int print_spibar(struct pci_dev *sb) {
case PCI_DEVICE_ID_INTEL_LYNXPOINT_LP_PREM:
case PCI_DEVICE_ID_INTEL_LYNXPOINT_LP_BASE:
case PCI_DEVICE_ID_INTEL_WILDCATPOINT_LP:
+ spibaroffset = ICH9_SPIBAR;
rcba_phys = pci_read_long(sb, 0xf0) & 0xfffffffe;
size = ARRAY_SIZE(spi_bar_registers);
spi_register = spi_bar_registers;
@@ -197,13 +229,13 @@ int print_spibar(struct pci_dev *sb) {
for (i = 0; i < size; i++) {
switch(spi_register[i].size) {
case 1:
- printf("0x%08x = %s\n", *(uint8_t *)(rcba + spi_register[i].addr), spi_register[i].name);
+ printf("0x%08x = %s\n", *(uint8_t *)(rcba + spibaroffset + spi_register[i].addr), spi_register[i].name);
break;
case 2:
- printf("0x%08x = %s\n", *(uint16_t *)(rcba + spi_register[i].addr), spi_register[i].name);
+ printf("0x%08x = %s\n", *(uint16_t *)(rcba + spibaroffset + spi_register[i].addr), spi_register[i].name);
break;
case 4:
- printf("0x%08x = %s\n", *(uint32_t *)(rcba + spi_register[i].addr), spi_register[i].name);
+ printf("0x%08x = %s\n", *(uint32_t *)(rcba + spibaroffset + spi_register[i].addr), spi_register[i].name);
break;
case 8:
printf("0x%08x%08x = %s\n", *(uint32_t *)(rcba + spi_register[i].addr), *(uint32_t *)(rcba + spi_register[i].addr + 4), spi_register[i].name);
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-20 08:34:50 +0000