diff options
Diffstat (limited to 'src/mainboard/asus/p5ql-em/romstage.c')
-rw-r--r-- | src/mainboard/asus/p5ql-em/romstage.c | 122 |
1 files changed, 0 insertions, 122 deletions
diff --git a/src/mainboard/asus/p5ql-em/romstage.c b/src/mainboard/asus/p5ql-em/romstage.c deleted file mode 100644 index fa22a645d4..0000000000 --- a/src/mainboard/asus/p5ql-em/romstage.c +++ /dev/null @@ -1,122 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include <device/pnp_ops.h> -#include <console/console.h> -#include <northbridge/intel/x4x/x4x.h> -#include <cpu/x86/msr.h> -#include <cpu/intel/speedstep.h> -#include <cf9_reset.h> -#include <superio/winbond/w83627dhg/w83627dhg.h> -#include <superio/winbond/common/winbond.h> - -#define SERIAL_DEV PNP_DEV(0x2e, W83627DHG_SP1) -#define GPIO_DEV PNP_DEV(0x2e, W83627DHG_GPIO2345_V) - -void mb_lpc_setup(void) -{ - winbond_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE); -} - -static u8 msr_get_fsb(void) -{ - u8 fsbcfg; - msr_t msr; - const u32 eax = cpuid_eax(1); - - /* Netburst */ - if (((eax >> 8) & 0xf) == 0xf) { - msr = rdmsr(MSR_EBC_FREQUENCY_ID); - fsbcfg = (msr.lo >> 16) & 0x7; - } else { /* Intel Core 2 */ - msr = rdmsr(MSR_FSB_FREQ); - fsbcfg = msr.lo & 0x7; - } - - return fsbcfg; -} - -/* BSEL MCH straps are not hooked up to the CPU as usual but to the SIO */ -static int setup_sio_gpio(void) -{ - int need_reset = 0; - u8 reg, old_reg; - - u8 bsel = msr_get_fsb(); - switch (bsel) { - case 0: - case 2: - case 4: - break; - default: - printk(BIOS_WARNING, - "BSEL: Unsupported FSB frequency, using 800MHz\n"); - bsel = 2; /* 800MHz */ - break; - } - - pnp_enter_ext_func_mode(GPIO_DEV); - pnp_set_logical_device(GPIO_DEV); - - /* - * P5QL-EM: - * BSEL0 -> not hooked up (not supported anyways) - * BSEL1 -> GPIO33 (inverted) - * BSEL2 -> GPIO40 - */ - reg = 0x92; - /* Multi-function Pin Selection */ - old_reg = pnp_read_config(GPIO_DEV, 0x2c); - pnp_write_config(GPIO_DEV, 0x2c, reg); - need_reset = (reg != old_reg); - - pnp_write_config(GPIO_DEV, 0x30, 0x0e); /* Enable GPIO3x,4x,5x */ - pnp_write_config(GPIO_DEV, 0xf0, 0xf3); /* GPIO3x direction */ - pnp_write_config(GPIO_DEV, 0xf2, 0x08); /* GPIO3x inversion */ - pnp_write_config(GPIO_DEV, 0xf4, 0x06); /* GPIO4x direction */ - - const int gpio33 = (bsel & 2) >> 1; - const int gpio40 = (bsel & 4) >> 2; - reg = (gpio33 << 3); - old_reg = pnp_read_config(GPIO_DEV, 0xf1); /* GPIO3x data */ - /* Set GPIO32 high like vendor firmware */ - pnp_write_config(GPIO_DEV, 0xf1, old_reg | reg | 4); - need_reset += ((reg & 0x8) != (old_reg & 0x8)); - - reg = gpio40; - old_reg = pnp_read_config(GPIO_DEV, 0xf5); /* GPIO4x data */ - pnp_write_config(GPIO_DEV, 0xf5, old_reg | reg); - need_reset += ((reg & 0x1) != (old_reg & 0x1)); - pnp_exit_ext_func_mode(GPIO_DEV); - - return need_reset; -} - -void mb_pre_raminit_setup(int s3_resume) -{ - if (!s3_resume && setup_sio_gpio()) { - printk(BIOS_DEBUG, "Needs reset to configure CPU BSEL straps\n"); - full_reset(); - } -} - -void mb_get_spd_map(u8 spd_map[4]) -{ - /* This board has first dimm slot of each channel hooked up to - rank0 and rank1, while the second dimm slot is only connected - to rank1. The raminit does not support such setups. So only the - first dimms of each channel are used. */ - spd_map[0] = 0x50; - spd_map[2] = 0x52; -} |