summaryrefslogtreecommitdiff
path: root/arch/powerpc/cpu
diff options
context:
space:
mode:
Diffstat (limited to 'arch/powerpc/cpu')
-rw-r--r--arch/powerpc/cpu/mpc85xx/cpu_init.c9
-rw-r--r--arch/powerpc/cpu/mpc85xx/start.S112
-rw-r--r--arch/powerpc/cpu/mpc85xx/u-boot-nand.lds4
-rw-r--r--arch/powerpc/cpu/mpc8xxx/srio.c210
4 files changed, 298 insertions, 37 deletions
diff --git a/arch/powerpc/cpu/mpc85xx/cpu_init.c b/arch/powerpc/cpu/mpc85xx/cpu_init.c
index 2e4a06c35a..2cd5db7c59 100644
--- a/arch/powerpc/cpu/mpc85xx/cpu_init.c
+++ b/arch/powerpc/cpu/mpc85xx/cpu_init.c
@@ -37,6 +37,7 @@
#include <asm/mmu.h>
#include <asm/fsl_law.h>
#include <asm/fsl_serdes.h>
+#include <asm/fsl_srio.h>
#include <linux/compiler.h>
#include "mp.h"
#ifdef CONFIG_SYS_QE_FMAN_FW_IN_NAND
@@ -48,8 +49,6 @@
DECLARE_GLOBAL_DATA_PTR;
-extern void srio_init(void);
-
#ifdef CONFIG_QE
extern qe_iop_conf_t qe_iop_conf_tab[];
extern void qe_config_iopin(u8 port, u8 pin, int dir,
@@ -443,6 +442,12 @@ skip_l2:
#ifdef CONFIG_SYS_SRIO
srio_init();
+#ifdef CONFIG_SRIOBOOT_MASTER
+ srio_boot_master();
+#ifdef CONFIG_SRIOBOOT_SLAVE_HOLDOFF
+ srio_boot_master_release_slave();
+#endif
+#endif
#endif
#if defined(CONFIG_MP)
diff --git a/arch/powerpc/cpu/mpc85xx/start.S b/arch/powerpc/cpu/mpc85xx/start.S
index 4d37d6e863..8e99ef6c68 100644
--- a/arch/powerpc/cpu/mpc85xx/start.S
+++ b/arch/powerpc/cpu/mpc85xx/start.S
@@ -1,5 +1,5 @@
/*
- * Copyright 2004, 2007-2011 Freescale Semiconductor, Inc.
+ * Copyright 2004, 2007-2012 Freescale Semiconductor, Inc.
* Copyright (C) 2003 Motorola,Inc.
*
* See file CREDITS for list of people who contributed to this
@@ -179,41 +179,50 @@ l2_disabled:
andi. r1,r3,L1CSR0_DCE@l
beq 2b
+/*
+ * Ne need to setup interrupt vector for NAND SPL
+ * because NAND SPL never compiles it.
+ */
+#if !defined(CONFIG_NAND_SPL)
/* Setup interrupt vectors */
lis r1,CONFIG_SYS_MONITOR_BASE@h
mtspr IVPR,r1
- li r1,0x0100
- mtspr IVOR0,r1 /* 0: Critical input */
- li r1,0x0200
- mtspr IVOR1,r1 /* 1: Machine check */
- li r1,0x0300
- mtspr IVOR2,r1 /* 2: Data storage */
- li r1,0x0400
- mtspr IVOR3,r1 /* 3: Instruction storage */
- li r1,0x0500
- mtspr IVOR4,r1 /* 4: External interrupt */
- li r1,0x0600
- mtspr IVOR5,r1 /* 5: Alignment */
- li r1,0x0700
- mtspr IVOR6,r1 /* 6: Program check */
- li r1,0x0800
- mtspr IVOR7,r1 /* 7: floating point unavailable */
- li r1,0x0900
- mtspr IVOR8,r1 /* 8: System call */
+ lis r3,(CONFIG_SYS_MONITOR_BASE & 0xffff)@h
+ ori r3,r3,(CONFIG_SYS_MONITOR_BASE & 0xffff)@l
+
+ addi r4,r3,CriticalInput - _start + _START_OFFSET
+ mtspr IVOR0,r4 /* 0: Critical input */
+ addi r4,r3,MachineCheck - _start + _START_OFFSET
+ mtspr IVOR1,r4 /* 1: Machine check */
+ addi r4,r3,DataStorage - _start + _START_OFFSET
+ mtspr IVOR2,r4 /* 2: Data storage */
+ addi r4,r3,InstStorage - _start + _START_OFFSET
+ mtspr IVOR3,r4 /* 3: Instruction storage */
+ addi r4,r3,ExtInterrupt - _start + _START_OFFSET
+ mtspr IVOR4,r4 /* 4: External interrupt */
+ addi r4,r3,Alignment - _start + _START_OFFSET
+ mtspr IVOR5,r4 /* 5: Alignment */
+ addi r4,r3,ProgramCheck - _start + _START_OFFSET
+ mtspr IVOR6,r4 /* 6: Program check */
+ addi r4,r3,FPUnavailable - _start + _START_OFFSET
+ mtspr IVOR7,r4 /* 7: floating point unavailable */
+ addi r4,r3,SystemCall - _start + _START_OFFSET
+ mtspr IVOR8,r4 /* 8: System call */
/* 9: Auxiliary processor unavailable(unsupported) */
- li r1,0x0a00
- mtspr IVOR10,r1 /* 10: Decrementer */
- li r1,0x0b00
- mtspr IVOR11,r1 /* 11: Interval timer */
- li r1,0x0c00
- mtspr IVOR12,r1 /* 12: Watchdog timer */
- li r1,0x0d00
- mtspr IVOR13,r1 /* 13: Data TLB error */
- li r1,0x0e00
- mtspr IVOR14,r1 /* 14: Instruction TLB error */
- li r1,0x0f00
- mtspr IVOR15,r1 /* 15: Debug */
+ addi r4,r3,Decrementer - _start + _START_OFFSET
+ mtspr IVOR10,r4 /* 10: Decrementer */
+ addi r4,r3,IntervalTimer - _start + _START_OFFSET
+ mtspr IVOR11,r4 /* 11: Interval timer */
+ addi r4,r3,WatchdogTimer - _start + _START_OFFSET
+ mtspr IVOR12,r4 /* 12: Watchdog timer */
+ addi r4,r3,DataTLBError - _start + _START_OFFSET
+ mtspr IVOR13,r4 /* 13: Data TLB error */
+ addi r4,r3,InstructionTLBError - _start + _START_OFFSET
+ mtspr IVOR14,r4 /* 14: Instruction TLB error */
+ addi r4,r3,DebugBreakpoint - _start + _START_OFFSET
+ mtspr IVOR15,r4 /* 15: Debug */
+#endif
/* Clear and set up some registers. */
li r0,0x0000
@@ -434,13 +443,15 @@ create_ccsr_new_tlb:
ori r2, r2, FSL_BOOKE_MAS2(CONFIG_SYS_CCSRBAR, (MAS2_I|MAS2_G))@l
lis r3, FSL_BOOKE_MAS3(CONFIG_SYS_CCSRBAR_PHYS_LOW, 0, (MAS3_SW|MAS3_SR))@h
ori r3, r3, FSL_BOOKE_MAS3(CONFIG_SYS_CCSRBAR_PHYS_LOW, 0, (MAS3_SW|MAS3_SR))@l
+#ifdef CONFIG_ENABLE_36BIT_PHYS
lis r7, CONFIG_SYS_CCSRBAR_PHYS_HIGH@h
ori r7, r7, CONFIG_SYS_CCSRBAR_PHYS_HIGH@l
+ mtspr MAS7, r7
+#endif
mtspr MAS0, r0
mtspr MAS1, r1
mtspr MAS2, r2
mtspr MAS3, r3
- mtspr MAS7, r7
isync
msync
tlbwe
@@ -456,12 +467,14 @@ create_ccsr_old_tlb:
ori r2, r2, FSL_BOOKE_MAS2(CONFIG_SYS_CCSRBAR + 0x1000, (MAS2_I|MAS2_G))@l
lis r3, FSL_BOOKE_MAS3(CONFIG_SYS_CCSRBAR_DEFAULT, 0, (MAS3_SW|MAS3_SR))@h
ori r3, r3, FSL_BOOKE_MAS3(CONFIG_SYS_CCSRBAR_DEFAULT, 0, (MAS3_SW|MAS3_SR))@l
+#ifdef CONFIG_ENABLE_36BIT_PHYS
li r7, 0 /* The default CCSR address is always a 32-bit number */
+ mtspr MAS7, r7
+#endif
mtspr MAS0, r0
/* MAS1 is the same as above */
mtspr MAS2, r2
mtspr MAS3, r3
- mtspr MAS7, r7
isync
msync
tlbwe
@@ -1490,6 +1503,39 @@ trap_init:
cmplw 0,r7,r8
blt 2b
+ /* Update IVORs as per relocated vector table address */
+ li r7,0x0100
+ mtspr IVOR0,r7 /* 0: Critical input */
+ li r7,0x0200
+ mtspr IVOR1,r7 /* 1: Machine check */
+ li r7,0x0300
+ mtspr IVOR2,r7 /* 2: Data storage */
+ li r7,0x0400
+ mtspr IVOR3,r7 /* 3: Instruction storage */
+ li r7,0x0500
+ mtspr IVOR4,r7 /* 4: External interrupt */
+ li r7,0x0600
+ mtspr IVOR5,r7 /* 5: Alignment */
+ li r7,0x0700
+ mtspr IVOR6,r7 /* 6: Program check */
+ li r7,0x0800
+ mtspr IVOR7,r7 /* 7: floating point unavailable */
+ li r7,0x0900
+ mtspr IVOR8,r7 /* 8: System call */
+ /* 9: Auxiliary processor unavailable(unsupported) */
+ li r7,0x0a00
+ mtspr IVOR10,r7 /* 10: Decrementer */
+ li r7,0x0b00
+ mtspr IVOR11,r7 /* 11: Interval timer */
+ li r7,0x0c00
+ mtspr IVOR12,r7 /* 12: Watchdog timer */
+ li r7,0x0d00
+ mtspr IVOR13,r7 /* 13: Data TLB error */
+ li r7,0x0e00
+ mtspr IVOR14,r7 /* 14: Instruction TLB error */
+ li r7,0x0f00
+ mtspr IVOR15,r7 /* 15: Debug */
+
lis r7,0x0
mtspr IVPR,r7
diff --git a/arch/powerpc/cpu/mpc85xx/u-boot-nand.lds b/arch/powerpc/cpu/mpc85xx/u-boot-nand.lds
index 04bc73170a..b1a1dac16f 100644
--- a/arch/powerpc/cpu/mpc85xx/u-boot-nand.lds
+++ b/arch/powerpc/cpu/mpc85xx/u-boot-nand.lds
@@ -1,5 +1,5 @@
/*
- * Copyright 2009 Freescale Semiconductor, Inc.
+ * Copyright 2009-2012 Freescale Semiconductor, Inc.
*
* See file CREDITS for list of people who contributed to this
* project.
@@ -87,7 +87,7 @@ SECTIONS
.bootpg ADDR(.text) - 0x1000 :
{
- arch/powerpc/cpu/mpc85xx/start.o KEEP(*(.bootpg))
+ KEEP(arch/powerpc/cpu/mpc85xx/start.o (.bootpg))
} :text = 0xffff
. = ADDR(.text) + 0x80000;
diff --git a/arch/powerpc/cpu/mpc8xxx/srio.c b/arch/powerpc/cpu/mpc8xxx/srio.c
index e46d328067..c7f394972b 100644
--- a/arch/powerpc/cpu/mpc8xxx/srio.c
+++ b/arch/powerpc/cpu/mpc8xxx/srio.c
@@ -21,6 +21,16 @@
#include <config.h>
#include <asm/fsl_law.h>
#include <asm/fsl_serdes.h>
+#include <asm/fsl_srio.h>
+
+#define SRIO_PORT_ACCEPT_ALL 0x10000001
+#define SRIO_IB_ATMU_AR 0x80f55000
+#define SRIO_OB_ATMU_AR_MAINT 0x80077000
+#define SRIO_OB_ATMU_AR_RW 0x80045000
+#define SRIO_LCSBA1CSR_OFFSET 0x5c
+#define SRIO_MAINT_WIN_SIZE 0x1000000 /* 16M */
+#define SRIO_RW_WIN_SIZE 0x100000 /* 1M */
+#define SRIO_LCSBA1CSR 0x60000000
#if defined(CONFIG_FSL_CORENET)
#define _DEVDISR_SRIO1 FSL_CORENET_DEVDISR_SRIO1
@@ -84,3 +94,203 @@ void srio_init(void)
setbits_be32(&gur->devdisr, _DEVDISR_RMU);
}
}
+
+#ifdef CONFIG_SRIOBOOT_MASTER
+void srio_boot_master(void)
+{
+ struct ccsr_rio *srio = (void *)CONFIG_SYS_FSL_SRIO_ADDR;
+
+ /* set port accept-all */
+ out_be32((void *)&srio->impl.port[CONFIG_SRIOBOOT_MASTER_PORT].ptaacr,
+ SRIO_PORT_ACCEPT_ALL);
+
+ debug("SRIOBOOT - MASTER: Master port [ %d ] for srio boot.\n",
+ CONFIG_SRIOBOOT_MASTER_PORT);
+ /* configure inbound window for slave's u-boot image */
+ debug("SRIOBOOT - MASTER: Inbound window for slave's image; "
+ "Local = 0x%llx, Srio = 0x%llx, Size = 0x%x\n",
+ (u64)CONFIG_SRIOBOOT_SLAVE_IMAGE_LAW_PHYS1,
+ (u64)CONFIG_SRIOBOOT_SLAVE_IMAGE_SRIO_PHYS1,
+ CONFIG_SRIOBOOT_SLAVE_IMAGE_SIZE);
+ out_be32((void *)&srio->atmu
+ .port[CONFIG_SRIOBOOT_MASTER_PORT].inbw[0].riwtar,
+ CONFIG_SRIOBOOT_SLAVE_IMAGE_LAW_PHYS1 >> 12);
+ out_be32((void *)&srio->atmu
+ .port[CONFIG_SRIOBOOT_MASTER_PORT].inbw[0].riwbar,
+ CONFIG_SRIOBOOT_SLAVE_IMAGE_SRIO_PHYS1 >> 12);
+ out_be32((void *)&srio->atmu
+ .port[CONFIG_SRIOBOOT_MASTER_PORT].inbw[0].riwar,
+ SRIO_IB_ATMU_AR
+ | atmu_size_mask(CONFIG_SRIOBOOT_SLAVE_IMAGE_SIZE));
+
+ /* configure inbound window for slave's u-boot image */
+ debug("SRIOBOOT - MASTER: Inbound window for slave's image; "
+ "Local = 0x%llx, Srio = 0x%llx, Size = 0x%x\n",
+ (u64)CONFIG_SRIOBOOT_SLAVE_IMAGE_LAW_PHYS2,
+ (u64)CONFIG_SRIOBOOT_SLAVE_IMAGE_SRIO_PHYS2,
+ CONFIG_SRIOBOOT_SLAVE_IMAGE_SIZE);
+ out_be32((void *)&srio->atmu
+ .port[CONFIG_SRIOBOOT_MASTER_PORT].inbw[1].riwtar,
+ CONFIG_SRIOBOOT_SLAVE_IMAGE_LAW_PHYS2 >> 12);
+ out_be32((void *)&srio->atmu
+ .port[CONFIG_SRIOBOOT_MASTER_PORT].inbw[1].riwbar,
+ CONFIG_SRIOBOOT_SLAVE_IMAGE_SRIO_PHYS2 >> 12);
+ out_be32((void *)&srio->atmu
+ .port[CONFIG_SRIOBOOT_MASTER_PORT].inbw[1].riwar,
+ SRIO_IB_ATMU_AR
+ | atmu_size_mask(CONFIG_SRIOBOOT_SLAVE_IMAGE_SIZE));
+
+ /* configure inbound window for slave's ucode */
+ debug("SRIOBOOT - MASTER: Inbound window for slave's ucode; "
+ "Local = 0x%llx, Srio = 0x%llx, Size = 0x%x\n",
+ (u64)CONFIG_SRIOBOOT_SLAVE_UCODE_LAW_PHYS,
+ (u64)CONFIG_SRIOBOOT_SLAVE_UCODE_SRIO_PHYS,
+ CONFIG_SRIOBOOT_SLAVE_UCODE_SIZE);
+ out_be32((void *)&srio->atmu
+ .port[CONFIG_SRIOBOOT_MASTER_PORT].inbw[2].riwtar,
+ CONFIG_SRIOBOOT_SLAVE_UCODE_LAW_PHYS >> 12);
+ out_be32((void *)&srio->atmu
+ .port[CONFIG_SRIOBOOT_MASTER_PORT].inbw[2].riwbar,
+ CONFIG_SRIOBOOT_SLAVE_UCODE_SRIO_PHYS >> 12);
+ out_be32((void *)&srio->atmu
+ .port[CONFIG_SRIOBOOT_MASTER_PORT].inbw[2].riwar,
+ SRIO_IB_ATMU_AR
+ | atmu_size_mask(CONFIG_SRIOBOOT_SLAVE_UCODE_SIZE));
+
+ /* configure inbound window for slave's ENV */
+ debug("SRIOBOOT - MASTER: Inbound window for slave's ENV; "
+ "Local = 0x%llx, Siro = 0x%llx, Size = 0x%x\n",
+ CONFIG_SRIOBOOT_SLAVE_ENV_LAW_PHYS,
+ CONFIG_SRIOBOOT_SLAVE_ENV_SRIO_PHYS,
+ CONFIG_SRIOBOOT_SLAVE_ENV_SIZE);
+ out_be32((void *)&srio->atmu
+ .port[CONFIG_SRIOBOOT_MASTER_PORT].inbw[3].riwtar,
+ CONFIG_SRIOBOOT_SLAVE_ENV_LAW_PHYS >> 12);
+ out_be32((void *)&srio->atmu
+ .port[CONFIG_SRIOBOOT_MASTER_PORT].inbw[3].riwbar,
+ CONFIG_SRIOBOOT_SLAVE_ENV_SRIO_PHYS >> 12);
+ out_be32((void *)&srio->atmu
+ .port[CONFIG_SRIOBOOT_MASTER_PORT].inbw[3].riwar,
+ SRIO_IB_ATMU_AR
+ | atmu_size_mask(CONFIG_SRIOBOOT_SLAVE_ENV_SIZE));
+}
+
+#ifdef CONFIG_SRIOBOOT_SLAVE_HOLDOFF
+void srio_boot_master_release_slave(void)
+{
+ struct ccsr_rio *srio = (void *)CONFIG_SYS_FSL_SRIO_ADDR;
+ u32 escsr;
+ debug("SRIOBOOT - MASTER: "
+ "Check the port status and release slave core ...\n");
+
+ escsr = in_be32((void *)&srio->lp_serial
+ .port[CONFIG_SRIOBOOT_MASTER_PORT].pescsr);
+ if (escsr & 0x2) {
+ if (escsr & 0x10100) {
+ debug("SRIOBOOT - MASTER: Port [ %d ] is error.\n",
+ CONFIG_SRIOBOOT_MASTER_PORT);
+ } else {
+ debug("SRIOBOOT - MASTER: "
+ "Port [ %d ] is ready, now release slave's core ...\n",
+ CONFIG_SRIOBOOT_MASTER_PORT);
+ /*
+ * configure outbound window
+ * with maintenance attribute to set slave's LCSBA1CSR
+ */
+ out_be32((void *)&srio->atmu
+ .port[CONFIG_SRIOBOOT_MASTER_PORT]
+ .outbw[1].rowtar, 0);
+ out_be32((void *)&srio->atmu
+ .port[CONFIG_SRIOBOOT_MASTER_PORT]
+ .outbw[1].rowtear, 0);
+ if (CONFIG_SRIOBOOT_MASTER_PORT)
+ out_be32((void *)&srio->atmu
+ .port[CONFIG_SRIOBOOT_MASTER_PORT]
+ .outbw[1].rowbar,
+ CONFIG_SYS_SRIO2_MEM_PHYS >> 12);
+ else
+ out_be32((void *)&srio->atmu
+ .port[CONFIG_SRIOBOOT_MASTER_PORT]
+ .outbw[1].rowbar,
+ CONFIG_SYS_SRIO1_MEM_PHYS >> 12);
+ out_be32((void *)&srio->atmu
+ .port[CONFIG_SRIOBOOT_MASTER_PORT]
+ .outbw[1].rowar,
+ SRIO_OB_ATMU_AR_MAINT
+ | atmu_size_mask(SRIO_MAINT_WIN_SIZE));
+
+ /*
+ * configure outbound window
+ * with R/W attribute to set slave's BRR
+ */
+ out_be32((void *)&srio->atmu
+ .port[CONFIG_SRIOBOOT_MASTER_PORT]
+ .outbw[2].rowtar,
+ SRIO_LCSBA1CSR >> 9);
+ out_be32((void *)&srio->atmu
+ .port[CONFIG_SRIOBOOT_MASTER_PORT]
+ .outbw[2].rowtear, 0);
+ if (CONFIG_SRIOBOOT_MASTER_PORT)
+ out_be32((void *)&srio->atmu
+ .port[CONFIG_SRIOBOOT_MASTER_PORT]
+ .outbw[2].rowbar,
+ (CONFIG_SYS_SRIO2_MEM_PHYS
+ + SRIO_MAINT_WIN_SIZE) >> 12);
+ else
+ out_be32((void *)&srio->atmu
+ .port[CONFIG_SRIOBOOT_MASTER_PORT]
+ .outbw[2].rowbar,
+ (CONFIG_SYS_SRIO1_MEM_PHYS
+ + SRIO_MAINT_WIN_SIZE) >> 12);
+ out_be32((void *)&srio->atmu
+ .port[CONFIG_SRIOBOOT_MASTER_PORT]
+ .outbw[2].rowar,
+ SRIO_OB_ATMU_AR_RW
+ | atmu_size_mask(SRIO_RW_WIN_SIZE));
+
+ /*
+ * Set the LCSBA1CSR register in slave
+ * by the maint-outbound window
+ */
+ if (CONFIG_SRIOBOOT_MASTER_PORT) {
+ out_be32((void *)CONFIG_SYS_SRIO2_MEM_VIRT
+ + SRIO_LCSBA1CSR_OFFSET,
+ SRIO_LCSBA1CSR);
+ while (in_be32((void *)CONFIG_SYS_SRIO2_MEM_VIRT
+ + SRIO_LCSBA1CSR_OFFSET)
+ != SRIO_LCSBA1CSR)
+ ;
+ /*
+ * And then set the BRR register
+ * to release slave core
+ */
+ out_be32((void *)CONFIG_SYS_SRIO2_MEM_VIRT
+ + SRIO_MAINT_WIN_SIZE
+ + CONFIG_SRIOBOOT_SLAVE_BRR_OFFSET,
+ CONFIG_SRIOBOOT_SLAVE_RELEASE_MASK);
+ } else {
+ out_be32((void *)CONFIG_SYS_SRIO1_MEM_VIRT
+ + SRIO_LCSBA1CSR_OFFSET,
+ SRIO_LCSBA1CSR);
+ while (in_be32((void *)CONFIG_SYS_SRIO1_MEM_VIRT
+ + SRIO_LCSBA1CSR_OFFSET)
+ != SRIO_LCSBA1CSR)
+ ;
+ /*
+ * And then set the BRR register
+ * to release slave core
+ */
+ out_be32((void *)CONFIG_SYS_SRIO1_MEM_VIRT
+ + SRIO_MAINT_WIN_SIZE
+ + CONFIG_SRIOBOOT_SLAVE_BRR_OFFSET,
+ CONFIG_SRIOBOOT_SLAVE_RELEASE_MASK);
+ }
+ debug("SRIOBOOT - MASTER: "
+ "Release slave successfully! Now the slave should start up!\n");
+ }
+ } else
+ debug("SRIOBOOT - MASTER: Port [ %d ] is not ready.\n",
+ CONFIG_SRIOBOOT_MASTER_PORT);
+}
+#endif
+#endif
generated by cgit (git 2.34.1) at 2025-02-19 13:12:33 +0000