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nb/intel/i945: Drop dead code 

This code is not even being build-tested. Drop it before it grows moss.

Change-Id: I5e33526a02872c14e9fa37a485d2f93dea8b088f
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/43230
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Michael Niewöhner
This commit is contained in:
Angel Pons 2020-07-07 23:19:38 +02:00
parent fc5469c345
commit 81c9c275e6
2 changed files with 1 additions and 45 deletions
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7
src/northbridge/intel/i945/early_init.c
View File

@ -364,7 +364,7 @@ static void i945_setup_dmi_rcrb(void)
printk(BIOS_DEBUG, "timeout!\n"); printk(BIOS_DEBUG, "timeout!\n");
else else
printk(BIOS_DEBUG, "done..\n"); printk(BIOS_DEBUG, "done..\n");
#if 1
/* Enable Active State Power Management (ASPM) L0 state */ /* Enable Active State Power Management (ASPM) L0 state */
reg32 = DMIBAR32(DMILCAP); reg32 = DMIBAR32(DMILCAP);
@ -387,7 +387,6 @@ static void i945_setup_dmi_rcrb(void)
if (activate_aspm) if (activate_aspm)
DMIBAR32(DMILCTL) |= (3 << 0); DMIBAR32(DMILCTL) |= (3 << 0);
#endif
/* Last but not least, some additional steps */ /* Last but not least, some additional steps */
reg32 = MCHBAR32(FSBSNPCTL); reg32 = MCHBAR32(FSBSNPCTL);
@ -771,10 +770,6 @@ static void ich7_setup_pci_express(void)
/* Initialize slot power limit for root ports */ /* Initialize slot power limit for root ports */
pci_write_config32(PCI_DEV(0, 0x1c, 0), 0x54, 0x00000060); pci_write_config32(PCI_DEV(0, 0x1c, 0), 0x54, 0x00000060);
#if 0
pci_write_config32(PCI_DEV(0, 0x1c, 4), 0x54, 0x00480ce0);
pci_write_config32(PCI_DEV(0, 0x1c, 5), 0x54, 0x00500ce0);
#endif
pci_write_config32(PCI_DEV(0, 0x1c, 0), 0xd8, 0x00110000); pci_write_config32(PCI_DEV(0, 0x1c, 0), 0xd8, 0x00110000);
} }

39
src/northbridge/intel/i945/raminit.c
View File

@ -194,19 +194,6 @@ static int sdram_capabilities_enhanced_addressing_xor(void)
return (!reg8); return (!reg8);
} }
/* TODO check if we ever need this function */
#if 0
static int sdram_capabilities_MEM4G_disable(void)
{
u8 reg8;
reg8 = pci_read_config8(PCI_DEV(0, 0x00, 0), 0xe5); /* CAPID0 + 5 */
reg8 &= (1 << 0);
return (reg8 != 0);
}
#endif
#define GFX_FREQUENCY_CAP_166MHZ 0x04 #define GFX_FREQUENCY_CAP_166MHZ 0x04
#define GFX_FREQUENCY_CAP_200MHZ 0x03 #define GFX_FREQUENCY_CAP_200MHZ 0x03
#define GFX_FREQUENCY_CAP_250MHZ 0x02 #define GFX_FREQUENCY_CAP_250MHZ 0x02
@ -2198,11 +2185,7 @@ static void sdram_power_management(struct sys_info *sysinfo)
reg16 |= (4 << 11); reg16 |= (4 << 11);
MCHBAR16(CPCTL) = reg16; MCHBAR16(CPCTL) = reg16;
#if 0
if ((MCHBAR32(ECO) & (1 << 16)) != 0) {
#else
if (i945_silicon_revision() != 0) { if (i945_silicon_revision() != 0) {
#endif
switch (sysinfo->fsb_frequency) { switch (sysinfo->fsb_frequency) {
case 667: case 667:
MCHBAR32(HGIPMC2) = 0x0d590d59; MCHBAR32(HGIPMC2) = 0x0d590d59;
@ -2253,13 +2236,6 @@ static void sdram_power_management(struct sys_info *sysinfo)
else else
MCHBAR32(ECO) |= (1 << 16); MCHBAR32(ECO) |= (1 << 16);
#if 0
if (i945_silicon_revision() == 0)
MCHBAR32(FSBPMC3) &= ~(1 << 29);
else
MCHBAR32(FSBPMC3) |= (1 << 29);
#endif
MCHBAR32(FSBPMC3) &= ~(1 << 29); MCHBAR32(FSBPMC3) &= ~(1 << 29);
MCHBAR32(FSBPMC3) |= (1 << 21); MCHBAR32(FSBPMC3) |= (1 << 21);
@ -2288,19 +2264,6 @@ static void sdram_power_management(struct sys_info *sysinfo)
pci_or_config8(PCI_DEV(0, 0x2, 0), 0xc1, 1 << 2); pci_or_config8(PCI_DEV(0, 0x2, 0), 0xc1, 1 << 2);
#ifdef C2_SELF_REFRESH_DISABLE
if (integrated_graphics) {
printk(BIOS_DEBUG, "C2 self-refresh with IGD\n");
MCHBAR16(MIPMC4) = 0x0468;
MCHBAR16(MIPMC5) = 0x046c;
MCHBAR16(MIPMC6) = 0x046c;
} else {
MCHBAR16(MIPMC4) = 0x6468;
MCHBAR16(MIPMC5) = 0x646c;
MCHBAR16(MIPMC6) = 0x646c;
}
#else
if (integrated_graphics) { if (integrated_graphics) {
MCHBAR16(MIPMC4) = 0x04f8; MCHBAR16(MIPMC4) = 0x04f8;
MCHBAR16(MIPMC5) = 0x04fc; MCHBAR16(MIPMC5) = 0x04fc;
@ -2311,8 +2274,6 @@ static void sdram_power_management(struct sys_info *sysinfo)
MCHBAR16(MIPMC6) = 0x64fc; MCHBAR16(MIPMC6) = 0x64fc;
} }
#endif
reg32 = MCHBAR32(PMCFG); reg32 = MCHBAR32(PMCFG);
reg32 &= ~(3 << 17); reg32 &= ~(3 << 17);
reg32 |= (2 << 17); reg32 |= (2 << 17);