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I2C overhaul part 7: S3 Trio and Cirrus Logic

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This commit is contained in:
RichardG867
2020-11-25 00:16:42 -03:00
parent 315e3e8d11
commit 64249d50a3
9 changed files with 194 additions and 95 deletions
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5
src/chipset/via_pipc.c
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@@ -423,7 +423,7 @@ pipc_read(int func, int addr, void *priv)
ret |= 0x10;
}
}
else if ((func <= (pm_func + 2)) && !(dev->pci_isa_regs[0x85] & ((func == (pm_func + 1)) ? 0x04 : 0x08))) /* AC97 / MC97 */
else if ((func <= (pm_func + 2)) && !(dev->pci_isa_regs[0x85] & ((func == (pm_func + 1)) ? 0x04 : 0x08)) && 0) /* AC97 / MC97; temporarily disabled while unimplemented */
ret = dev->ac97_regs[func - pm_func - 1][addr];
pipc_log("PIPC: read(%d, %02X) = %02X\n", func, addr, ret);
@@ -805,6 +805,9 @@ pipc_write(int func, int addr, uint8_t val, void *priv)
if ((func == (pm_func + 2)) && ((addr == 0x4a) || (addr == 0x4b) || (dev->pci_isa_regs[0x85] & 0x08)))
return;
if (1) /* temporarily disabled while unimplemented */
return;
switch (addr) {
default:
dev->ac97_regs[func - pm_func - 1][addr] = val;