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acpi: Add SMI trap information to display

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RichardG867
2021-10-19 16:08:29 -03:00
parent 075bc2769c
commit 1bbc81207e
2 changed files with 62 additions and 19 deletions
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acpi/ACPI.EXE
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81
acpi/acpi.c
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@@ -30,61 +30,104 @@ static char dummy_buf[256];
void
probe_intel(uint8_t dev, uint8_t func)
{
uint16_t acpi_base;
uint8_t status;
uint16_t acpi_base, devctl;
int type;
/* Read and print ACPI I/O base. */
pci_writew(0, dev, func, 0x40, 0x4001);
acpi_base = pci_readw(0, dev, func, 0x40);
printf("ACPI base register = %04X\n", acpi_base);
acpi_base &= 0xff80;
acpi_base &= 0xffc0;
/* Read and print SMI traps. */
devctl = inl(acpi_base + 0x2e);
status = pci_readb(0, dev, func, 0x62);
printf("SMI traps: Dev9 %04X+%X Decode[%c] Trap[%c]\n", pci_readw(0, dev, func, 0x60), status & 0x0f,
(status & 0x20) ? '√' : ' ', (devctl & 0x0008) ? '√' : ' ');
status = pci_readb(0, dev, func, 0x66);
printf(" Dev10 %04X+%X Decode[%c] Trap[%c]\n", pci_readw(0, dev, func, 0x64), status & 0x0f,
(status & 0x20) ? '√' : ' ', (devctl & 0x0020) ? '√' : ' ');
status = pci_readb(0, dev, func, 0x6a);
printf(" Dev12 %04X+%X Decode[%c] Trap[%c]\n", pci_readw(0, dev, func, 0x68), status & 0x0f,
(status & 0x10) ? '√' : ' ', (devctl & 0x0100) ? '√' : ' ');
status = pci_readb(0, dev, func, 0x72);
printf(" Dev13 %04X+%X Decode[%c] Trap[%c]\n", pci_readw(0, dev, func, 0x70), status & 0x0f,
(status & 0x10) ? '√' : ' ', (devctl & 0x0200) ? '√' : ' ');
/* Print contents of both PM1a control registers. */
printf("PMCNTRL 04=%04X 40=%04X\n", inw(acpi_base | 0x04), inw(acpi_base | 0x40));
printf("PMCNTRL: %04X=%04X %04X=%04X\n", acpi_base + 0x04, inw(acpi_base + 0x04), acpi_base + 0x40, inw(acpi_base + 0x40));
/* Prompt for sleep type. */
printf("Enter hex sleep type to try: ");
scanf("%x%*c", &type);
/* Try sleep through alternate port. */
printf("Press ENTER to try sleep %02X through register 40...", type);
printf("Press ENTER to try sleep %02X through register %04X...", type, acpi_base + 0x40);
gets(dummy_buf);
outw(acpi_base | 0x40, 0x2000 | (type << 10));
outw(acpi_base + 0x40, 0x2000 | (type << 10));
/* Try sleep through main port. */
printf("Nothing?\nPress ENTER to try sleep %02X through register 04...", type);
printf("Nothing?\nPress ENTER to try sleep %02X through register %04X...", type, acpi_base + 0x04);
gets(dummy_buf);
outw(acpi_base | 0x04, 0x2000 | (type << 10));
outw(acpi_base + 0x04, 0x2000 | (type << 10));
printf("Nothing still?\n");
}
void
probe_via(uint8_t dev, uint8_t func, uint8_t is586)
probe_via(uint8_t dev, uint8_t func, uint16_t dev_id)
{
uint16_t acpi_base;
uint8_t mask;
uint16_t acpi_base, glben, status;
int type;
/* Read and print ACPI I/O base. */
acpi_base = pci_readw(0, dev, func, is586 ? 0x20 : 0x48);
acpi_base = pci_readw(0, dev, func, (dev_id == 0x3040) ? 0x20 : 0x48);
printf("ACPI base register = %04X\n", acpi_base);
acpi_base &= 0xff00;
/* Print contents of both PM1a control registers. */
printf("PMCNTRL 04=%04X F0=%04X\n", inw(acpi_base | 0x04), inw(acpi_base | 0xf0));
printf("PMCNTRL: %04X=%04X %04X=%04X\n", acpi_base + 0x04, inw(acpi_base + 0x04), acpi_base + 0xf0, inw(acpi_base + 0xf0));
/* Read and print SMI traps. */
if (dev_id >= 0x3050) {
mask = pci_readb(0, dev, 0, 0x80);
glben = inw(acpi_base + 0x2a);
if (dev_id == 0x3050) {
status = pci_readw(0, dev, 0, 0x76);
printf("SMI traps: PCS0 %04X+%X Decode[%c] IntIO[%c] Trap[%c]\n", pci_readw(0, dev, 0, 0x78), mask & 0x0f,
(status & 0x0010) ? '√' : ' ', (status & 0x1000) ? '√' : ' ', (glben & 0x4000) ? '√' : ' ');
printf(" PCS1 %04X+%X Decode[%c] IntIO[%c] Trap[%c]\n", pci_readw(0, dev, 0, 0x7a), (mask >> 4) & 0x0f,
(status & 0x0020) ? '√' : ' ', (status & 0x2000) ? '√' : ' ', (glben & 0x8000) ? '√' : ' ');
} else {
status = pci_readw(0, dev, 0, 0x8b);
printf("SMI traps: PCS0 %04X+%X Decode[%c] IntIO[%c] Trap[%c]\n", pci_readw(0, dev, 0, 0x78), mask & 0x0f,
(status & 0x0100) ? '√' : ' ', (status & 0x1000) ? '√' : ' ', (glben & 0x4000) ? '√' : ' ');
printf(" PCS1 %04X+%X Decode[%c] IntIO[%c] Trap[%c]\n", pci_readw(0, dev, 0, 0x7a), (mask >> 4) & 0x0f,
(status & 0x0200) ? '√' : ' ', (status & 0x2000) ? '√' : ' ', (glben & 0x8000) ? '√' : ' ');
mask = pci_readb(0, dev, 0, 0x8a);
glben = inw(acpi_base + 0x42); /* extended I/O trap */
printf(" PCS2 %04X+%X Decode[%c] IntIO[%c] Trap[%c]\n", pci_readw(0, dev, 0, 0x8c), mask & 0x0f,
(status & 0x0400) ? '√' : ' ', (status & 0x4000) ? '√' : ' ', (glben & 0x0001) ? '√' : ' ');
printf(" PCS3 %04X+%X Decode[%c] IntIO[%c] Trap[%c]\n", pci_readw(0, dev, 0, 0x8e), (mask >> 4) & 0x0f,
(status & 0x0800) ? '√' : ' ', (status & 0x8000) ? '√' : ' ', (glben & 0x0002) ? '√' : ' ');
}
}
/* Prompt for sleep type. */
printf("Enter hex sleep type to try: ");
scanf("%x%*c", &type);
/* Try sleep through alternate port. */
printf("Press ENTER to try sleep %02X through register F0...", type);
printf("Press ENTER to try sleep %02X through register %04X...", type, acpi_base + 0xf0);
gets(dummy_buf);
outw(acpi_base | 0xf0, 0x2000 | (type << 10));
outw(acpi_base + 0xf0, 0x2000 | (type << 10));
/* Try sleep through main port. */
printf("Nothing?\nPress ENTER to try sleep %02X through register 04...", type);
printf("Nothing?\nPress ENTER to try sleep %02X through register %04X...", type, acpi_base + 0x04);
gets(dummy_buf);
outw(acpi_base | 0x04, 0x2000 | (type << 10));
outw(acpi_base + 0x04, 0x2000 | (type << 10));
printf("Nothing still?\n");
}
@@ -105,7 +148,7 @@ main(int argc, char **argv)
/* Scan PCI bus 0. */
for (dev = 0; dev < 32; dev++) {
/* Single-function devices are definitely not the southbridge. */
/* Single-function devices are definitely not the southbridge. */
if (!(pci_readb(0, dev, 0, 0x0e) & 0x80))
continue;
@@ -122,18 +165,18 @@ main(int argc, char **argv)
return 0;
} else if ((ven_id == 0x1106) && (dev_id == 0x3040)) {
printf("Found VT82C586 ACPI at device %02X function %d\n", dev, 3);
probe_via(dev, 3, 1);
probe_via(dev, 3, dev_id);
return 0;
} else if ((ven_id == 0x1106) && (dev_id == 0x3050)) {
printf("Found VT82C596 ACPI at device %02X function %d\n", dev, 3);
probe_via(dev, 3, 0);
probe_via(dev, 3, dev_id);
return 0;
} else {
ven_id = pci_readw(0, dev, 4, 0);
dev_id = pci_readw(0, dev, 4, 2);
if ((ven_id == 0x1106) && (dev_id == 0x3057)) {
printf("Found VT82C686 ACPI at device %02X function %d\n", dev, 4);
probe_via(dev, 4, 0);
probe_via(dev, 4, dev_id);
return 0;
}
}