*
* 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
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stdint.h>
#include "cpu/x86/lapic/boot_cpu.c"
#include "pc80/i8254.c"
#include "pc80/i8259.c"
-#include "SbEarly.h"
+#include "sb_cimx.h"
#include "SBPLATFORM.h"
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx);
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
- u32 val;
- u8 reg8;
-
- // all cores: allow caching of flash chip code and data
- // (there are no cache-as-ram reliability concerns with family 14h)
- __writemsr (0x20c, (0x0100000000ull - CONFIG_ROM_SIZE) | 5);
- __writemsr (0x20d, (0x1000000000ull - CONFIG_ROM_SIZE) | 0x800);
-
- // all cores: set pstate 0 (1600 MHz) early to save a few ms of boot time
- __writemsr (0xc0010062, 0);
-
- if (boot_cpu())
- {
- u8 reg8;
- // SB800: program AcpiMmioEn to enable MMIO access to MiscCntrl register
- outb(0x24, 0xCD6);
- reg8 = inb(0xCD7);
- reg8 |= 1;
- reg8 &= ~(1 << 1);
- outb(reg8, 0xCD7);
-
- // program SB800 MiscCntrl
- *(volatile u32 *)(0xFED80000+0xE00+0x40) &= ~((1 << 0) | (1 << 2)); /* 48Mhz */
- *(volatile u32 *)(0xFED80000+0xE00+0x40) |= 1 << 1; /* 48Mhz */
- }
-
- // early enable of PrefetchEnSPIFromHost
- if (boot_cpu())
- {
- __outdword (0xcf8, 0x8000a3b8);
- __outdword (0xcfc, __indword (0xcfc) | 1 << 24);
- }
-
- // early enable of SPI 33 MHz fast mode read
- if (boot_cpu())
- {
- volatile u32 *spiBase = (void *) 0xa0000000;
- u32 save;
- __outdword (0xcf8, 0x8000a3a0);
- save = __indword (0xcfc);
- __outdword (0xcfc, (u32) spiBase | 2); // set temp MMIO base
- spiBase [3] = (spiBase [3] & ~(3 << 14)) | (1 << 14);
- spiBase [0] |= 1 << 18; // fast read enable
- __outdword (0xcfc, save); // clear temp base
- }
-
- if (!cpu_init_detectedx && boot_cpu()) {
- post_code(0x30);
- sb_poweron_init();
-
- post_code(0x31);
- f81865f_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
- console_init();
- }
-
- /* Halt if there was a built in self test failure */
- post_code(0x34);
- report_bist_failure(bist);
-
- // Load MPB
- val = cpuid_eax(1);
- printk(BIOS_DEBUG, "BSP Family_Model: %08x \n", val);
- printk(BIOS_DEBUG, "cpu_init_detectedx = %08lx \n", cpu_init_detectedx);
-
- post_code(0x35);
- val = agesawrapper_amdinitmmio();
-
- post_code(0x37);
- val = agesawrapper_amdinitreset();
- if(val) {
- printk(BIOS_DEBUG, "agesawrapper_amdinitreset failed: %x \n", val);
- }
-
- post_code(0x38);
- printk(BIOS_DEBUG, "Got past sb800_early_setup\n");
-
- post_code(0x39);
- val = agesawrapper_amdinitearly ();
- if(val) {
- printk(BIOS_DEBUG, "agesawrapper_amdinitearly failed: %x \n", val);
- }
- printk(BIOS_DEBUG, "Got past agesawrapper_amdinitearly\n");
-
- post_code(0x40);
- val = agesawrapper_amdinitpost ();
- if(val) {
- printk(BIOS_DEBUG, "agesawrapper_amdinitpost failed: %x \n", val);
- }
- printk(BIOS_DEBUG, "Got past agesawrapper_amdinitpost\n");
-
- post_code(0x41);
- val = agesawrapper_amdinitenv ();
- if(val) {
- printk(BIOS_DEBUG, "agesawrapper_amdinitenv failed: %x \n", val);
- }
- printk(BIOS_DEBUG, "Got past agesawrapper_amdinitenv\n");
-
- /* Initialize i8259 pic */
- post_code(0x41);
- setup_i8259 ();
-
- /* Initialize i8254 timers */
- post_code(0x42);
- setup_i8254 ();
-
- post_code(0x50);
- copy_and_run(0);
-
- post_code(0x54); // Should never see this post code.
+ u32 val;
+
+ // all cores: allow caching of flash chip code and data
+ // (there are no cache-as-ram reliability concerns with family 14h)
+ __writemsr (0x20c, (0x0100000000ull - CONFIG_ROM_SIZE) | 5);
+ __writemsr (0x20d, (0x1000000000ull - CONFIG_ROM_SIZE) | 0x800);
+
+ // all cores: set pstate 0 (1600 MHz) early to save a few ms of boot time
+ __writemsr (0xc0010062, 0);
+
+ if (!cpu_init_detectedx && boot_cpu()) {
+ post_code(0x30);
+ sb_Poweron_Init();
+
+ post_code(0x31);
+ f81865f_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
+ console_init();
+ }
+
+ /* Halt if there was a built in self test failure */
+ post_code(0x34);
+ report_bist_failure(bist);
+
+ // Load MPB
+ val = cpuid_eax(1);
+ printk(BIOS_DEBUG, "BSP Family_Model: %08x \n", val);
+ printk(BIOS_DEBUG, "cpu_init_detectedx = %08lx \n", cpu_init_detectedx);
+
+ post_code(0x35);
+ val = agesawrapper_amdinitmmio();
+
+ post_code(0x37);
+ val = agesawrapper_amdinitreset();
+ if(val) {
+ printk(BIOS_DEBUG, "agesawrapper_amdinitreset failed: %x \n", val);
+ }
+
+ post_code(0x38);
+ printk(BIOS_DEBUG, "Got past sb800_early_setup\n");
+
+ post_code(0x39);
+ val = agesawrapper_amdinitearly ();
+ if(val) {
+ printk(BIOS_DEBUG, "agesawrapper_amdinitearly failed: %x \n", val);
+ }
+ printk(BIOS_DEBUG, "Got past agesawrapper_amdinitearly\n");
+
+ post_code(0x40);
+ val = agesawrapper_amdinitpost ();
+ if(val) {
+ printk(BIOS_DEBUG, "agesawrapper_amdinitpost failed: %x \n", val);
+ }
+ printk(BIOS_DEBUG, "Got past agesawrapper_amdinitpost\n");
+
+ post_code(0x41);
+ val = agesawrapper_amdinitenv ();
+ if(val) {
+ printk(BIOS_DEBUG, "agesawrapper_amdinitenv failed: %x \n", val);
+ }
+ printk(BIOS_DEBUG, "Got past agesawrapper_amdinitenv\n");
+
+ /* Initialize i8259 pic */
+ post_code(0x41);
+ setup_i8259 ();
+
+ /* Initialize i8254 timers */
+ post_code(0x42);
+ setup_i8254 ();
+
+ post_code(0x50);
+ copy_and_run(0);
+
+ post_code(0x54); // Should never see this post code.
}
-