#include <version.h>
#include <asm/processor.h>
+#include <asm/macro.h>
/*
- * Board specific low level init code, called _very_ early in the
- * startup sequence. Relocation to SDRAM has not happened yet, no
- * stack is available, bss section has not been initialised, etc.
+ * Board specific low level init code, called _very_ early in the
+ * startup sequence. Relocation to SDRAM has not happened yet, no
+ * stack is available, bss section has not been initialised, etc.
*
- * (Note: As no stack is available, no subroutines can be called...).
+ * (Note: As no stack is available, no subroutines can be called...).
*/
.global lowlevel_init
.align 2
lowlevel_init:
- mov.l CCR_A, r1 ! Address of Cache Control Register
- mov.l CCR_D, r0 ! Instruction Cache Invalidate
- mov.l r0, @r1
+ write32 CCR_A, CCR_D ! Address of Cache Control Register
+ ! Instruction Cache Invalidate
- mov.l MMUCR_A, r1 ! Address of MMU Control Register
- mov.l MMUCR_D, r0 ! TI == TLB Invalidate bit
- mov.l r0, @r1
+ write32 MMUCR_A, MMUCR_D ! Address of MMU Control Register
+ ! TI == TLB Invalidate bit
- mov.l MSTPCR0_A, r1 ! Address of Power Control Register 0
- mov.l MSTPCR0_D, r0 !
- mov.l r0, @r1
+ write32 MSTPCR0_A, MSTPCR0_D ! Address of Power Control Register 0
- mov.l MSTPCR2_A, r1 ! Address of Power Control Register 2
- mov.l MSTPCR2_D, r0 !
- mov.l r0, @r1
+ write32 MSTPCR2_A, MSTPCR2_D ! Address of Power Control Register 2
- mov.l PFC_PULCR_A, r1
- mov.w PFC_PULCR_D, r0
- mov.w r0,@r1
+ write16 PFC_PULCR_A, PFC_PULCR_D
- mov.l PFC_DRVCR_A, r1
- mov.w PFC_DRVCR_D, r0
- mov.w r0, @r1
+ write16 PFC_DRVCR_A, PFC_DRVCR_D
- mov.l SBSCR_A, r1 !
- mov.w SBSCR_D, r0 !
- mov.w r0, @r1
+ write16 SBSCR_A, SBSCR_D
- mov.l PSCR_A, r1 !
- mov.w PSCR_D, r0 !
- mov.w r0, @r1
+ write16 PSCR_A, PSCR_D
- mov.l RWTCSR_A, r1 ! 0xA4520004 (Watchdog Control / Status Register)
- mov.w RWTCSR_D_1, r0 ! 0xA507 -> timer_STOP/WDT_CLK=max
- mov.w r0, @r1
+ write16 RWTCSR_A, RWTCSR_D_1 ! 0xA4520004 (Watchdog Control / Status Register)
+ ! 0xA507 -> timer_STOP / WDT_CLK = max
- mov.l RWTCNT_A, r1 ! 0xA4520000 (Watchdog Count Register)
- mov.w RWTCNT_D, r0 ! 0x5A00 -> Clear
- mov.w r0, @r1
+ write16 RWTCNT_A, RWTCNT_D ! 0xA4520000 (Watchdog Count Register)
+ ! 0x5A00 -> Clear
- mov.l RWTCSR_A, r1 ! 0xA4520004 (Watchdog Control / Status Register)
- mov.w RWTCSR_D_2, r0 ! 0xA504 -> timer_STOP/CLK=500ms
- mov.w r0, @r1
+ write16 RWTCSR_A, RWTCSR_D_2 ! 0xA4520004 (Watchdog Control / Status Register)
+ ! 0xA504 -> timer_STOP / CLK = 500ms
- mov.l DLLFRQ_A, r1 ! 20080115
- mov.l DLLFRQ_D, r0 ! 20080115
- mov.l r0, @r1
+ write32 DLLFRQ_A, DLLFRQ_D ! 20080115
+ ! 20080115
- mov.l FRQCR_A, r1 ! 0xA4150000 Frequency control register
- mov.l FRQCR_D, r0 ! 20080115
- mov.l r0, @r1
+ write32 FRQCR_A, FRQCR_D ! 0xA4150000 Frequency control register
+ ! 20080115
- mov.l CCR_A, r1 ! Address of Cache Control Register
- mov.l CCR_D_2, r0 ! ??
- mov.l r0, @r1
+ write32 CCR_A, CCR_D_2 ! Address of Cache Control Register
+ ! ??
bsc_init:
- mov.l CMNCR_A, r1 ! CMNCR address -> R1
- mov.l CMNCR_D, r0 ! CMNCR data -> R0
- mov.l r0, @r1 ! CMNCR set
+ write32 CMNCR_A, CMNCR_D
- mov.l CS0BCR_A, r1 ! CS0BCR address -> R1
- mov.l CS0BCR_D, r0 ! CS0BCR data -> R0
- mov.l r0, @r1 ! CS0BCR set
+ write32 CS0BCR_A, CS0BCR_D
- mov.l CS4BCR_A, r1 ! CS4BCR address -> R1
- mov.l CS4BCR_D, r0 ! CS4BCR data -> R0
- mov.l r0, @r1 ! CS4BCR set
+ write32 CS4BCR_A, CS4BCR_D
- mov.l CS5ABCR_A, r1 ! CS5ABCR address -> R1
- mov.l CS5ABCR_D, r0 ! CS5ABCR data -> R0
- mov.l r0, @r1 ! CS5ABCR set
+ write32 CS5ABCR_A, CS5ABCR_D
- mov.l CS5BBCR_A, r1 ! CS5BBCR address -> R1
- mov.l CS5BBCR_D, r0 ! CS5BBCR data -> R0
- mov.l r0, @r1 ! CS5BBCR set
+ write32 CS5BBCR_A, CS5BBCR_D
- mov.l CS6ABCR_A, r1 ! CS6ABCR address -> R1
- mov.l CS6ABCR_D, r0 ! CS6ABCR data -> R0
- mov.l r0, @r1 ! CS6ABCR set
+ write32 CS6ABCR_A, CS6ABCR_D
- mov.l CS0WCR_A, r1 ! CS0WCR address -> R1
- mov.l CS0WCR_D, r0 ! CS0WCR data -> R0
- mov.l r0, @r1 ! CS0WCR set
+ write32 CS0WCR_A, CS0WCR_D
- mov.l CS4WCR_A, r1 ! CS4WCR address -> R1
- mov.l CS4WCR_D, r0 ! CS4WCR data -> R0
- mov.l r0, @r1 ! CS4WCR set
+ write32 CS4WCR_A, CS4WCR_D
- mov.l CS5AWCR_A, r1 ! CS5AWCR address -> R1
- mov.l CS5AWCR_D, r0 ! CS5AWCR data -> R0
- mov.l r0, @r1 ! CS5AWCR set
+ write32 CS5AWCR_A, CS5AWCR_D
- mov.l CS5BWCR_A, r1 ! CS5BWCR address -> R1
- mov.l CS5BWCR_D, r0 ! CS5BWCR data -> R0
- mov.l r0, @r1 ! CS5BWCR set
+ write32 CS5BWCR_A, CS5BWCR_D
- mov.l CS6AWCR_A, r1 ! CS6AWCR address -> R1
- mov.l CS6AWCR_D, r0 ! CS6AWCR data -> R0
- mov.l r0, @r1 ! CS6AWCR set
+ write32 CS6AWCR_A, CS6AWCR_D
! SDRAM initialization
- mov.l SDCR_A, r1 ! SB_SDCR address -> R1
- mov.l SDCR_D, r0 ! SB_SDCR data -> R0
- mov.l r0, @r1 ! SB_SDCR set
+ write32 SDCR_A, SDCR_D
- mov.l SDWCR_A, r1 ! SB_SDWCR address -> R1
- mov.l SDWCR_D, r0 ! SB_SDWCR data -> R0
- mov.l r0, @r1 ! SB_SDWCR set
+ write32 SDWCR_A, SDWCR_D
- mov.l SDPCR_A, r1 ! SB_SDPCR address -> R1
- mov.l SDPCR_D, r0 ! SB_SDPCR data -> R0
- mov.l r0, @r1 ! SB_SDPCR set
+ write32 SDPCR_A, SDPCR_D
- mov.l RTCOR_A, r1 ! SB_RTCOR address -> R1
- mov.l RTCOR_D, r0 ! SB_RTCOR data -> R0
- mov.l r0, @r1 ! SB_RTCOR set
+ write32 RTCOR_A, RTCOR_D
- mov.l RTCNT_A, r1 ! SB_RTCNT address -> R1
- mov.l RTCNT_D, r0 ! SB_RTCNT data -> R0
- mov.l r0, @r1
+ write32 RTCNT_A, RTCNT_D
- mov.l RTCSR_A, r1 ! SB_RTCSR address -> R1
- mov.l RTCSR_D, r0 ! SB_RTCSR data -> R0
- mov.l r0, @r1 ! SB_RTCSR set
+ write32 RTCSR_A, RTCSR_D
- mov.l RFCR_A, r1 ! SB_RFCR address -> R1
- mov.l RFCR_D, r0 ! SB_RFCR data -> R0
- mov.l r0, @r1
+ write32 RFCR_A, RFCR_D
- mov.l SDMR3_A, r1 ! SDMR3 address -> R1
- mov #0x00, r0 ! SDMR3 data -> R0
- mov.b r0, @r1 ! SDMR3 set
+ write8 SDMR3_A, SDMR3_D
- ! BL bit off (init = ON) (?!?)
+ ! BL bit off (init = ON) (?!?)
stc sr, r0 ! BL bit off(init=ON)
mov.l SR_MASK_D, r1
RFCR_D: .long 0xA55A0221
RTCSR_D: .long 0xA55A009a
SDMR3_A: .long 0xFE581180
+SDMR3_D: .long 0x0
SR_MASK_D: .long 0xEFFFFF0F
projects / platform / kernel / u-boot.git / blobdiff