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author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-01-13 13:59:03 +1100 |
---|---|---|
committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-01-13 13:59:03 +1100 |
commit | 30aae739a9eb6db31ad7b08dac44bd302f41c709 (patch) | |
tree | e57a3e279946e141041adc7244d67d8c77c59e2e /arch | |
parent | 37a76bd4f1b716949fc38a6842e89f0ccb8384d0 (diff) | |
parent | 6fd8be4bf72879b3039654388e985cabf8449af5 (diff) | |
download | talos-obmc-linux-30aae739a9eb6db31ad7b08dac44bd302f41c709.tar.gz talos-obmc-linux-30aae739a9eb6db31ad7b08dac44bd302f41c709.zip |
Merge commit 'kumar/kumar-next' into next
Diffstat (limited to 'arch')
-rw-r--r-- | arch/powerpc/boot/dts/mpc8544ds.dts | 4 | ||||
-rw-r--r-- | arch/powerpc/boot/dts/mpc8572ds.dts | 4 | ||||
-rw-r--r-- | arch/powerpc/boot/dts/mpc8572ds_camp_core0.dts | 2 | ||||
-rw-r--r-- | arch/powerpc/boot/dts/mpc8572ds_camp_core1.dts | 2 | ||||
-rw-r--r-- | arch/powerpc/include/asm/qe.h | 19 | ||||
-rw-r--r-- | arch/powerpc/kernel/asm-offsets.c | 7 | ||||
-rw-r--r-- | arch/powerpc/kernel/head_fsl_booke.S | 6 | ||||
-rw-r--r-- | arch/powerpc/mm/fsl_booke_mmu.c | 9 | ||||
-rw-r--r-- | arch/powerpc/mm/mmu_decl.h | 11 | ||||
-rw-r--r-- | arch/powerpc/platforms/fsl_uli1575.c | 1 | ||||
-rw-r--r-- | arch/powerpc/sysdev/fsl_pci.c | 107 |
11 files changed, 117 insertions, 55 deletions
diff --git a/arch/powerpc/boot/dts/mpc8544ds.dts b/arch/powerpc/boot/dts/mpc8544ds.dts index b9da42105066..0668d1048779 100644 --- a/arch/powerpc/boot/dts/mpc8544ds.dts +++ b/arch/powerpc/boot/dts/mpc8544ds.dts @@ -313,7 +313,7 @@ 0x1000000 0x0 0x0 0xe1010000 0x0 0x10000>; clock-frequency = <33333333>; interrupt-parent = <&mpic>; - interrupts = <26 2>; + interrupts = <25 2>; interrupt-map-mask = <0xf800 0x0 0x0 0x7>; interrupt-map = < /* IDSEL 0x0 */ @@ -350,7 +350,7 @@ 0x1000000 0x0 0x0 0xe1020000 0x0 0x10000>; clock-frequency = <33333333>; interrupt-parent = <&mpic>; - interrupts = <25 2>; + interrupts = <26 2>; interrupt-map-mask = <0xf800 0x0 0x0 0x7>; interrupt-map = < /* IDSEL 0x0 */ diff --git a/arch/powerpc/boot/dts/mpc8572ds.dts b/arch/powerpc/boot/dts/mpc8572ds.dts index 21459e161d02..3dcc001b8ed3 100644 --- a/arch/powerpc/boot/dts/mpc8572ds.dts +++ b/arch/powerpc/boot/dts/mpc8572ds.dts @@ -724,7 +724,7 @@ 0x1000000 0x0 0x00000000 0 0xffc10000 0x0 0x00010000>; clock-frequency = <33333333>; interrupt-parent = <&mpic>; - interrupts = <26 2>; + interrupts = <25 2>; interrupt-map-mask = <0xf800 0x0 0x0 0x7>; interrupt-map = < /* IDSEL 0x0 */ @@ -761,7 +761,7 @@ 0x1000000 0x0 0x00000000 0 0xffc20000 0x0 0x00010000>; clock-frequency = <33333333>; interrupt-parent = <&mpic>; - interrupts = <27 2>; + interrupts = <26 2>; interrupt-map-mask = <0xf800 0x0 0x0 0x7>; interrupt-map = < /* IDSEL 0x0 */ diff --git a/arch/powerpc/boot/dts/mpc8572ds_camp_core0.dts b/arch/powerpc/boot/dts/mpc8572ds_camp_core0.dts index c114c4ee9931..fd462efa9e61 100644 --- a/arch/powerpc/boot/dts/mpc8572ds_camp_core0.dts +++ b/arch/powerpc/boot/dts/mpc8572ds_camp_core0.dts @@ -457,7 +457,7 @@ 0x1000000 0x0 0x0 0xffc10000 0x0 0x10000>; clock-frequency = <33333333>; interrupt-parent = <&mpic>; - interrupts = <26 2>; + interrupts = <25 2>; interrupt-map-mask = <0xf800 0x0 0x0 0x7>; interrupt-map = < /* IDSEL 0x0 */ diff --git a/arch/powerpc/boot/dts/mpc8572ds_camp_core1.dts b/arch/powerpc/boot/dts/mpc8572ds_camp_core1.dts index 04ecda18d206..e35230f2ac93 100644 --- a/arch/powerpc/boot/dts/mpc8572ds_camp_core1.dts +++ b/arch/powerpc/boot/dts/mpc8572ds_camp_core1.dts @@ -208,7 +208,7 @@ 0x1000000 0x0 0x0 0xffc20000 0x0 0x10000>; clock-frequency = <33333333>; interrupt-parent = <&mpic>; - interrupts = <27 2>; + interrupts = <26 2>; interrupt-map-mask = <0xf800 0x0 0x0 0x7>; interrupt-map = < /* IDSEL 0x0 */ diff --git a/arch/powerpc/include/asm/qe.h b/arch/powerpc/include/asm/qe.h index a0a15311d0d8..2701753d9937 100644 --- a/arch/powerpc/include/asm/qe.h +++ b/arch/powerpc/include/asm/qe.h @@ -624,7 +624,7 @@ struct ucc_slow_pram { #define UCC_GETH_UCCE_RXF1 0x00000002 #define UCC_GETH_UCCE_RXF0 0x00000001 -/* UPSMR, when used as a UART */ +/* UCC Protocol Specific Mode Register (UPSMR), when used for UART */ #define UCC_UART_UPSMR_FLC 0x8000 #define UCC_UART_UPSMR_SL 0x4000 #define UCC_UART_UPSMR_CL_MASK 0x3000 @@ -652,6 +652,23 @@ struct ucc_slow_pram { #define UCC_UART_UPSMR_TPM_EVEN 0x0002 #define UCC_UART_UPSMR_TPM_HIGH 0x0003 +/* UCC Protocol Specific Mode Register (UPSMR), when used for Ethernet */ +#define UCC_GETH_UPSMR_FTFE 0x80000000 +#define UCC_GETH_UPSMR_PTPE 0x40000000 +#define UCC_GETH_UPSMR_ECM 0x04000000 +#define UCC_GETH_UPSMR_HSE 0x02000000 +#define UCC_GETH_UPSMR_PRO 0x00400000 +#define UCC_GETH_UPSMR_CAP 0x00200000 +#define UCC_GETH_UPSMR_RSH 0x00100000 +#define UCC_GETH_UPSMR_RPM 0x00080000 +#define UCC_GETH_UPSMR_R10M 0x00040000 +#define UCC_GETH_UPSMR_RLPB 0x00020000 +#define UCC_GETH_UPSMR_TBIM 0x00010000 +#define UCC_GETH_UPSMR_RES1 0x00002000 +#define UCC_GETH_UPSMR_RMM 0x00001000 +#define UCC_GETH_UPSMR_CAM 0x00000400 +#define UCC_GETH_UPSMR_BRO 0x00000200 + /* UCC Transmit On Demand Register (UTODR) */ #define UCC_SLOW_TOD 0x8000 #define UCC_FAST_TOD 0x8000 diff --git a/arch/powerpc/kernel/asm-offsets.c b/arch/powerpc/kernel/asm-offsets.c index 9937fe44555f..19ee491e9e23 100644 --- a/arch/powerpc/kernel/asm-offsets.c +++ b/arch/powerpc/kernel/asm-offsets.c @@ -56,6 +56,10 @@ #include "head_booke.h" #endif +#if defined(CONFIG_FSL_BOOKE) +#include "../mm/mmu_decl.h" +#endif + int main(void) { DEFINE(THREAD, offsetof(struct task_struct, thread)); @@ -382,6 +386,9 @@ int main(void) DEFINE(PGD_T_LOG2, PGD_T_LOG2); DEFINE(PTE_T_LOG2, PTE_T_LOG2); #endif +#ifdef CONFIG_FSL_BOOKE + DEFINE(TLBCAM_SIZE, sizeof(struct tlbcam)); +#endif #ifdef CONFIG_KVM_EXIT_TIMING DEFINE(VCPU_TIMING_EXIT_TBU, offsetof(struct kvm_vcpu, diff --git a/arch/powerpc/kernel/head_fsl_booke.S b/arch/powerpc/kernel/head_fsl_booke.S index 11b549acc034..2f32720a44ae 100644 --- a/arch/powerpc/kernel/head_fsl_booke.S +++ b/arch/powerpc/kernel/head_fsl_booke.S @@ -389,10 +389,6 @@ skpinv: addi r6,r6,1 /* Increment */ #endif #endif - mfspr r3,SPRN_TLB1CFG - andi. r3,r3,0xfff - lis r4,num_tlbcam_entries@ha - stw r3,num_tlbcam_entries@l(r4) /* * Decide what sort of machine this is and initialize the MMU. */ @@ -909,7 +905,7 @@ KernelSPE: _GLOBAL(loadcam_entry) lis r4,TLBCAM@ha addi r4,r4,TLBCAM@l - mulli r5,r3,20 + mulli r5,r3,TLBCAM_SIZE add r3,r5,r4 lwz r4,0(r3) mtspr SPRN_MAS0,r4 diff --git a/arch/powerpc/mm/fsl_booke_mmu.c b/arch/powerpc/mm/fsl_booke_mmu.c index 23cee39534fd..1971e4ee3d6e 100644 --- a/arch/powerpc/mm/fsl_booke_mmu.c +++ b/arch/powerpc/mm/fsl_booke_mmu.c @@ -56,18 +56,11 @@ extern void loadcam_entry(unsigned int index); unsigned int tlbcam_index; -unsigned int num_tlbcam_entries; static unsigned long __cam0, __cam1, __cam2; #define NUM_TLBCAMS (16) -struct tlbcam { - u32 MAS0; - u32 MAS1; - u32 MAS2; - u32 MAS3; - u32 MAS7; -} TLBCAM[NUM_TLBCAMS]; +struct tlbcam TLBCAM[NUM_TLBCAMS]; struct tlbcamrange { unsigned long start; diff --git a/arch/powerpc/mm/mmu_decl.h b/arch/powerpc/mm/mmu_decl.h index ad123bced404..d1f9c62dc177 100644 --- a/arch/powerpc/mm/mmu_decl.h +++ b/arch/powerpc/mm/mmu_decl.h @@ -75,6 +75,15 @@ extern void _tlbia(void); #endif /* CONFIG_PPC_MMU_NOHASH */ #ifdef CONFIG_PPC32 + +struct tlbcam { + u32 MAS0; + u32 MAS1; + u32 MAS2; + u32 MAS3; + u32 MAS7; +}; + extern void mapin_ram(void); extern int map_page(unsigned long va, phys_addr_t pa, int flags); extern void setbat(int index, unsigned long virt, phys_addr_t phys, @@ -90,8 +99,6 @@ extern unsigned int rtas_data, rtas_size; struct hash_pte; extern struct hash_pte *Hash, *Hash_end; extern unsigned long Hash_size, Hash_mask; - -extern unsigned int num_tlbcam_entries; #endif extern unsigned long ioremap_bot; diff --git a/arch/powerpc/platforms/fsl_uli1575.c b/arch/powerpc/platforms/fsl_uli1575.c index 8c619963becc..1db6b9e037fc 100644 --- a/arch/powerpc/platforms/fsl_uli1575.c +++ b/arch/powerpc/platforms/fsl_uli1575.c @@ -249,6 +249,7 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AL, 0x5288, quirk_uli5288); DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AL, 0x5229, quirk_uli5229); DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AL, 0x5249, quirk_final_uli5249); DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AL, 0x1575, quirk_final_uli1575); +DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_AL, 0x5229, quirk_uli5229); static void __devinit hpcd_quirk_uli1575(struct pci_dev *dev) { diff --git a/arch/powerpc/sysdev/fsl_pci.c b/arch/powerpc/sysdev/fsl_pci.c index f611d0369cc8..9817f63723dd 100644 --- a/arch/powerpc/sysdev/fsl_pci.c +++ b/arch/powerpc/sysdev/fsl_pci.c @@ -28,63 +28,104 @@ #include <sysdev/fsl_pci.h> #if defined(CONFIG_PPC_85xx) || defined(CONFIG_PPC_86xx) +static int __init setup_one_atmu(struct ccsr_pci __iomem *pci, + unsigned int index, const struct resource *res, + resource_size_t offset) +{ + resource_size_t pci_addr = res->start - offset; + resource_size_t phys_addr = res->start; + resource_size_t size = res->end - res->start + 1; + u32 flags = 0x80044000; /* enable & mem R/W */ + unsigned int i; + + pr_debug("PCI MEM resource start 0x%016llx, size 0x%016llx.\n", + (u64)res->start, (u64)size); + + if (res->flags & IORESOURCE_PREFETCH) + flags |= 0x10000000; /* enable relaxed ordering */ + + for (i = 0; size > 0; i++) { + unsigned int bits = min(__ilog2(size), + __ffs(pci_addr | phys_addr)); + + if (index + i >= 5) + return -1; + + out_be32(&pci->pow[index + i].potar, pci_addr >> 12); + out_be32(&pci->pow[index + i].potear, (u64)pci_addr >> 44); + out_be32(&pci->pow[index + i].powbar, phys_addr >> 12); + out_be32(&pci->pow[index + i].powar, flags | (bits - 1)); + + pci_addr += (resource_size_t)1U << bits; + phys_addr += (resource_size_t)1U << bits; + size -= (resource_size_t)1U << bits; + } + + return i; +} + /* atmu setup for fsl pci/pcie controller */ static void __init setup_pci_atmu(struct pci_controller *hose, struct resource *rsrc) { struct ccsr_pci __iomem *pci; - int i; + int i, j, n; pr_debug("PCI memory map start 0x%016llx, size 0x%016llx\n", (u64)rsrc->start, (u64)rsrc->end - (u64)rsrc->start + 1); pci = ioremap(rsrc->start, rsrc->end - rsrc->start + 1); + if (!pci) { + dev_err(hose->parent, "Unable to map ATMU registers\n"); + return; + } - /* Disable all windows (except powar0 since its ignored) */ + /* Disable all windows (except powar0 since it's ignored) */ for(i = 1; i < 5; i++) out_be32(&pci->pow[i].powar, 0); for(i = 0; i < 3; i++) out_be32(&pci->piw[i].piwar, 0); /* Setup outbound MEM window */ - for(i = 0; i < 3; i++) - if (hose->mem_resources[i].flags & IORESOURCE_MEM){ - resource_size_t pci_addr_start = - hose->mem_resources[i].start - - hose->pci_mem_offset; - pr_debug("PCI MEM resource start 0x%016llx, size 0x%016llx.\n", - (u64)hose->mem_resources[i].start, - (u64)hose->mem_resources[i].end - - (u64)hose->mem_resources[i].start + 1); - out_be32(&pci->pow[i+1].potar, (pci_addr_start >> 12)); - out_be32(&pci->pow[i+1].potear, 0); - out_be32(&pci->pow[i+1].powbar, - (hose->mem_resources[i].start >> 12)); - /* Enable, Mem R/W */ - out_be32(&pci->pow[i+1].powar, 0x80044000 - | (__ilog2(hose->mem_resources[i].end - - hose->mem_resources[i].start + 1) - 1)); - } + for(i = 0, j = 1; i < 3; i++) { + if (!(hose->mem_resources[i].flags & IORESOURCE_MEM)) + continue; + + n = setup_one_atmu(pci, j, &hose->mem_resources[i], + hose->pci_mem_offset); + + if (n < 0 || j >= 5) { + pr_err("Ran out of outbound PCI ATMUs for resource %d!\n", i); + hose->mem_resources[i].flags |= IORESOURCE_DISABLED; + } else + j += n; + } /* Setup outbound IO window */ - if (hose->io_resource.flags & IORESOURCE_IO){ - pr_debug("PCI IO resource start 0x%016llx, size 0x%016llx, " - "phy base 0x%016llx.\n", - (u64)hose->io_resource.start, - (u64)hose->io_resource.end - (u64)hose->io_resource.start + 1, - (u64)hose->io_base_phys); - out_be32(&pci->pow[i+1].potar, (hose->io_resource.start >> 12)); - out_be32(&pci->pow[i+1].potear, 0); - out_be32(&pci->pow[i+1].powbar, (hose->io_base_phys >> 12)); - /* Enable, IO R/W */ - out_be32(&pci->pow[i+1].powar, 0x80088000 - | (__ilog2(hose->io_resource.end - - hose->io_resource.start + 1) - 1)); + if (hose->io_resource.flags & IORESOURCE_IO) { + if (j >= 5) { + pr_err("Ran out of outbound PCI ATMUs for IO resource\n"); + } else { + pr_debug("PCI IO resource start 0x%016llx, size 0x%016llx, " + "phy base 0x%016llx.\n", + (u64)hose->io_resource.start, + (u64)hose->io_resource.end - (u64)hose->io_resource.start + 1, + (u64)hose->io_base_phys); + out_be32(&pci->pow[j].potar, (hose->io_resource.start >> 12)); + out_be32(&pci->pow[j].potear, 0); + out_be32(&pci->pow[j].powbar, (hose->io_base_phys >> 12)); + /* Enable, IO R/W */ + out_be32(&pci->pow[j].powar, 0x80088000 + | (__ilog2(hose->io_resource.end + - hose->io_resource.start + 1) - 1)); + } } /* Setup 2G inbound Memory Window @ 1 */ out_be32(&pci->piw[2].pitar, 0x00000000); out_be32(&pci->piw[2].piwbar,0x00000000); out_be32(&pci->piw[2].piwar, PIWAR_2G); + + iounmap(pci); } static void __init setup_pci_cmd(struct pci_controller *hose) |