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git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1541 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Stefan Reinauer
2004-04-28 08:08:06 +00:00
parent 97c4947ec9
commit 500497fc34
2 changed files with 77 additions and 74 deletions
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116
src/mainboard/amd/quartet/auto.c
View File

@@ -46,13 +46,15 @@ static void memreset_setup(void)
{ {
if (is_cpu_pre_c0()) { if (is_cpu_pre_c0()) {
/* Set the memreset low */ /* Set the memreset low */
outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(0<<0), SMBUS_IO_BASE + 0xc0 + 28); outb((0 << 7) | (0 << 6) | (0 << 5) | (0 << 4) | (1 << 2) |
(0 << 0), SMBUS_IO_BASE + 0xc0 + 28);
/* Ensure the BIOS has control of the memory lines */ /* Ensure the BIOS has control of the memory lines */
outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(0<<0), SMBUS_IO_BASE + 0xc0 + 29); outb((0 << 7) | (0 << 6) | (0 << 5) | (0 << 4) | (1 << 2) |
} (0 << 0), SMBUS_IO_BASE + 0xc0 + 29);
else { } else {
/* Ensure the CPU has controll of the memory lines */ /* Ensure the CPU has controll of the memory lines */
outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(1<<0), SMBUS_IO_BASE + 0xc0 + 29); outb((0 << 7) | (0 << 6) | (0 << 5) | (0 << 4) | (1 << 2) |
(1 << 0), SMBUS_IO_BASE + 0xc0 + 29);
} }
} }
@@ -61,7 +63,8 @@ static void memreset(int controllers, const struct mem_controller *ctrl)
if (is_cpu_pre_c0()) { if (is_cpu_pre_c0()) {
udelay(800); udelay(800);
/* Set memreset_high */ /* Set memreset_high */
outb((0<<7)|(0<<6)|(0<<5)|(0<<4)|(1<<2)|(1<<0), SMBUS_IO_BASE + 0xc0 + 28); outb((0 << 7) | (0 << 6) | (0 << 5) | (0 << 4) | (1 << 2) |
(1 << 0), SMBUS_IO_BASE + 0xc0 + 28);
udelay(90); udelay(90);
} }
} }
@@ -71,7 +74,8 @@ static void memreset(int controllers, const struct mem_controller *ctrl)
* *
*/ */
static unsigned int generate_row(uint8_t node, uint8_t row, uint8_t maxnodes) static unsigned int generate_row(uint8_t node, uint8_t row,
uint8_t maxnodes)
{ {
/* Routing Table Node i /* Routing Table Node i
* *
@@ -95,25 +99,25 @@ static unsigned int generate_row(uint8_t node, uint8_t row, uint8_t maxnodes)
* [3] Route to Link 2 * [3] Route to Link 2
*/ */
uint32_t ret=0x00010101; /* default row entry */ uint32_t ret = 0x00010101; /* default row entry */
static const unsigned int rows_2p[2][2] = { static const unsigned int rows_2p[2][2] = {
{ 0x00030101, 0x00010202 }, {0x00030101, 0x00010202},
{ 0x00010202, 0x00030101 } {0x00010202, 0x00030101}
}; };
static const unsigned int rows_4p[4][4] = { static const unsigned int rows_4p[4][4] = {
{ 0x00070101, 0x00010202, 0x00030404, 0x00010204 }, {0x00070101, 0x00010202, 0x00030404, 0x00010204},
{ 0x00010202, 0x000b0101, 0x00010208, 0x00030808 }, {0x00010202, 0x000b0101, 0x00010208, 0x00030808},
{ 0x00030808, 0x00010208, 0x000b0101, 0x00010202 }, {0x00030808, 0x00010208, 0x000b0101, 0x00010202},
{ 0x00010204, 0x00030404, 0x00010202, 0x00070101 } {0x00010204, 0x00030404, 0x00010202, 0x00070101}
}; };
if (!(node>=maxnodes || row>=maxnodes)) { if (!(node >= maxnodes || row >= maxnodes)) {
if (maxnodes==2) if (maxnodes == 2)
ret=rows_2p[node][row]; ret = rows_2p[node][row];
if (maxnodes==4) if (maxnodes == 4)
ret=rows_4p[node][row]; ret = rows_4p[node][row];
} }
return ret; return ret;
@@ -124,9 +128,9 @@ static unsigned int generate_row(uint8_t node, uint8_t row, uint8_t maxnodes)
static inline void activate_spd_rom(const struct mem_controller *ctrl) static inline void activate_spd_rom(const struct mem_controller *ctrl)
{ {
#define SMBUS_HUB 0x18 #define SMBUS_HUB 0x18
unsigned device=(ctrl->channel0[0])>>8; unsigned device = (ctrl->channel0[0]) >> 8;
smbus_write_byte(SMBUS_HUB , 0x01, device); smbus_write_byte(SMBUS_HUB, 0x01, device);
smbus_write_byte(SMBUS_HUB , 0x03, 0); smbus_write_byte(SMBUS_HUB, 0x03, 0);
} }
static inline int spd_read_byte(unsigned device, unsigned address) static inline int spd_read_byte(unsigned device, unsigned address)
@@ -143,7 +147,7 @@ static inline int spd_read_byte(unsigned device, unsigned address)
#include "sdram/generic_sdram.c" #include "sdram/generic_sdram.c"
#include "resourcemap.c" /* quartet does not want the default */ #include "resourcemap.c" /* quartet does not want the default */
#define RC0 ((1<<1)<<8) #define RC0 ((1<<1)<<8)
#define RC1 ((1<<2)<<8) #define RC1 ((1<<2)<<8)
@@ -159,41 +163,41 @@ static void main(void)
{ {
static const struct mem_controller cpu[] = { static const struct mem_controller cpu[] = {
{ {
.node_id = 0, .node_id = 0,
.f0 = PCI_DEV(0, 0x18, 0), .f0 = PCI_DEV(0, 0x18, 0),
.f1 = PCI_DEV(0, 0x18, 1), .f1 = PCI_DEV(0, 0x18, 1),
.f2 = PCI_DEV(0, 0x18, 2), .f2 = PCI_DEV(0, 0x18, 2),
.f3 = PCI_DEV(0, 0x18, 3), .f3 = PCI_DEV(0, 0x18, 3),
.channel0 = { RC0|DIMM0, RC0|DIMM2, 0, 0 }, .channel0 = {RC0 | DIMM0, RC0 | DIMM2, 0, 0},
.channel1 = { RC0|DIMM1, RC0|DIMM3, 0, 0 }, .channel1 = {RC0 | DIMM1, RC0 | DIMM3, 0, 0},
}, },
{ {
.node_id = 1, .node_id = 1,
.f0 = PCI_DEV(0, 0x19, 0), .f0 = PCI_DEV(0, 0x19, 0),
.f1 = PCI_DEV(0, 0x19, 1), .f1 = PCI_DEV(0, 0x19, 1),
.f2 = PCI_DEV(0, 0x19, 2), .f2 = PCI_DEV(0, 0x19, 2),
.f3 = PCI_DEV(0, 0x19, 3), .f3 = PCI_DEV(0, 0x19, 3),
.channel0 = { RC1|DIMM0, RC1|DIMM2, 0, 0 }, .channel0 = {RC1 | DIMM0, RC1 | DIMM2, 0, 0},
.channel1 = { RC1|DIMM1, RC1|DIMM3, 0, 0 }, .channel1 = {RC1 | DIMM1, RC1 | DIMM3, 0, 0},
}, },
{ {
.node_id = 2, .node_id = 2,
.f0 = PCI_DEV(0, 0x1a, 0), .f0 = PCI_DEV(0, 0x1a, 0),
.f1 = PCI_DEV(0, 0x1a, 1), .f1 = PCI_DEV(0, 0x1a, 1),
.f2 = PCI_DEV(0, 0x1a, 2), .f2 = PCI_DEV(0, 0x1a, 2),
.f3 = PCI_DEV(0, 0x1a, 3), .f3 = PCI_DEV(0, 0x1a, 3),
.channel0 = { RC2|DIMM0, RC2|DIMM2, 0, 0 }, .channel0 = {RC2 | DIMM0, RC2 | DIMM2, 0, 0},
.channel1 = { RC2|DIMM1, RC2|DIMM3, 0, 0 }, .channel1 = {RC2 | DIMM1, RC2 | DIMM3, 0, 0},
}, },
{ {
.node_id = 3, .node_id = 3,
.f0 = PCI_DEV(0, 0x1b, 0), .f0 = PCI_DEV(0, 0x1b, 0),
.f1 = PCI_DEV(0, 0x1b, 1), .f1 = PCI_DEV(0, 0x1b, 1),
.f2 = PCI_DEV(0, 0x1b, 2), .f2 = PCI_DEV(0, 0x1b, 2),
.f3 = PCI_DEV(0, 0x1b, 3), .f3 = PCI_DEV(0, 0x1b, 3),
.channel0 = { RC3|DIMM0, RC3|DIMM2, 0, 0 }, .channel0 = {RC3 | DIMM0, RC3 | DIMM2, 0, 0},
.channel1 = { RC3|DIMM1, RC3|DIMM3, 0, 0 }, .channel1 = {RC3 | DIMM1, RC3 | DIMM3, 0, 0},
} }
}; };
int needs_reset; int needs_reset;
@@ -228,7 +232,7 @@ static void main(void)
dump_spd_registers(&cpu[0]); dump_spd_registers(&cpu[0]);
#endif #endif
memreset_setup(); memreset_setup();
sdram_initialize(sizeof(cpu)/sizeof(cpu[0]), cpu); sdram_initialize(sizeof(cpu) / sizeof(cpu[0]), cpu);
#if 0 #if 0
dump_pci_devices(); dump_pci_devices();

5
src/mainboard/amd/quartet/fakespd.c
View File

@@ -41,7 +41,7 @@ static int spd_read_byte(unsigned device, unsigned address)
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
}; };
if ( address >= 0x80 ) if (address >= 0x80)
return -1; return -1;
/* This code is AMD quartet specific. /* This code is AMD quartet specific.
@@ -54,10 +54,9 @@ static int spd_read_byte(unsigned device, unsigned address)
*/ */
device &= 0xff; device &= 0xff;
if (device==DIMM0 || device==DIMM1) { if (device == DIMM0 || device == DIMM1) {
return infinion_512mb_pc2700[address]; return infinion_512mb_pc2700[address];
} }
return -1; return -1;
} }