Add extra phase before memory init.

Rename sdram_init to memory_init
NOTE: need to test sandpoint and ep boards!


git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1603 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Greg Watson 2004-06-05 14:54:46 +00:00
parent 8ce104f487
commit ab8ff84402
7 changed files with 39 additions and 15 deletions

View File

@ -28,9 +28,20 @@ void ppc_main(void)
unsigned *from;
unsigned *to;
/*
* very early board initialization
*/
board_init();
sdram_init();
/*
* turn on memory
*/
memory_init();
/*
* final initialization before jumping to payload
*/
board_init2();
/*
* Flush cache now that memory is enabled.

View File

@ -60,7 +60,7 @@
/*-----------------------------------------------------------------------
*/
void sdram_init(void)
void memory_init(void)
{
#if 0
unsigned long speed;

View File

@ -107,3 +107,8 @@ board_init(void)
udelay(100000);
out_8((unsigned char *)0xF4000009, 0x0E);
}
void
board_init2(void)
{
}

View File

@ -45,14 +45,11 @@ void pnp_output(char address, char data)
void
board_init(void)
{
/*
* Configure FLASH
*/
}
/*
* Configure NVTRC/BCSR
*/
void
board_init2(void)
{
/*
* Enable UART0
*
@ -67,5 +64,5 @@ board_init(void)
pnp_output(0x61, TTYS0_BASE & 0xFF); /* IO Base */
pnp_output(0x30, 1); /* Activate */
uart8250_init(TTYS0_BASE, 115200/TTYS0_BAUD, TTYS0_LCS);
printk_info("Board initialized...\n");
printk_info("Sandpoint initialized...\n");
}

View File

@ -31,11 +31,16 @@
void
board_init(void)
{
}
void
board_init2(void)
{
/*
* Enable UART
*/
uart8250_init(TTYS0_BASE, TTYS0_DIV, TTYS0_LCS);
printk_info("briQ board initialized...\n");
printk_info("briQ initialized...\n");
}

View File

@ -10,6 +10,7 @@
CPC710_MCCR_FIXED_BITS
void cpc710_init(void);
void sdram_init(void);
extern void cpc710_pci_init(void);
void
@ -25,17 +26,16 @@ getCPC710(uint32_t addr)
}
void
sdram_init(void)
memory_init(void)
{
cpc710_init();
sdram_init();
cpc710_pci_init();
}
void
cpc710_init(void)
{
uint32_t mccr;
setCPC710(CPC710_CPC0_RSTR, 0xf0000000);
(void)getCPC710(CPC710_CPC0_MPSR);
setCPC710(CPC710_CPC0_SIOC0, 0x00000000);
@ -55,6 +55,12 @@ cpc710_init(void)
setCPC710(CPC710_SDRAM0_MEAR, 0x00000000);
setCPC710(CPC710_SDRAM0_MWPR, 0x00000000);
setCPC710(CPC710_CPC0_RGBAN1, 0x00000000);
}
void
sdram_init()
{
uint32_t mccr;
/*
* Reset memory configuration

View File

@ -35,7 +35,7 @@
void mpc107_init(void);
void
sdram_init(void)
memory_init(void)
{
struct sdram_dimm_info dimms[NUM_DIMMS];
struct sdram_bank_info banks[NUM_BANKS];