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author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-02-14 01:34:23 (GMT) |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-02-14 01:34:23 (GMT) |
commit | f90203e0cf0d5a8b027d511af318bb3db4758fe2 (patch) | |
tree | d2d9157331857b4220198e053e30ce3427c5140e /include | |
parent | 33e563c1190c26b6bf61990c505cdcb5cdbba7e4 (diff) | |
parent | 719c91ccadd3ed26570dbb29d54166914832eee9 (diff) | |
download | linux-fsl-qoriq-f90203e0cf0d5a8b027d511af318bb3db4758fe2.tar.xz |
Merge master.kernel.org:/pub/scm/linux/kernel/git/paulus/powerpc
* master.kernel.org:/pub/scm/linux/kernel/git/paulus/powerpc: (61 commits)
[POWERPC] Use udbg_early_init() on ppc32
[POWERPC] Open Firmware serial port driver
[POWERPC] Move MPIC smp routines into mpic.c
[POWERPC] Cleanup pseries kexec code
[POWERPC] Cleanup pseries smp initialisation code
[POWERPC] Consolidate pseries platform header files into pseries.h
[POWERPC] 85xx: Drop use of SYNC macro in head_fsl_booke.S
[POWERPC] cell: pm_rtas_activat_signals routine cleanup
[POWERPC] cell: PPU Oprofile cleanup patch
[POWERPC] spufs: avoid accessing kernel memory through mmapped /mem node
[POWERPC] spu sched: static timeslicing for SCHED_RR contexts
[POWERPC] spu sched: use DECLARE_BITMAP
[POWERPC] spu sched: forced preemption at execution
[POWERPC] spu sched: update some comments
[POWERPC] spu sched: simplity spu_remove_from_active_list
[POWERPC] spufs: optimize spu_run
[POWERPC] spufs: runqueue simplification
[POWERPC] spufs: move prio to spu_context
[POWERPC] spufs: state_mutex cleanup
[POWERPC] spufs: simplify state_mutex
...
Diffstat (limited to 'include')
-rw-r--r-- | include/asm-powerpc/cell-pmu.h | 15 | ||||
-rw-r--r-- | include/asm-powerpc/floppy.h | 135 | ||||
-rw-r--r-- | include/asm-powerpc/spu.h | 1 | ||||
-rw-r--r-- | include/asm-powerpc/systbl.h | 1 | ||||
-rw-r--r-- | include/asm-powerpc/ucc_slow.h | 2 | ||||
-rw-r--r-- | include/asm-powerpc/udbg.h | 1 | ||||
-rw-r--r-- | include/asm-powerpc/vdso.h | 5 | ||||
-rw-r--r-- | include/asm-ppc/ibm4xx.h | 4 |
8 files changed, 135 insertions, 29 deletions
diff --git a/include/asm-powerpc/cell-pmu.h b/include/asm-powerpc/cell-pmu.h index e8c2ebd..35b9577 100644 --- a/include/asm-powerpc/cell-pmu.h +++ b/include/asm-powerpc/cell-pmu.h @@ -53,6 +53,11 @@ #define CBE_PM_CTR_POLARITY 0x01000000 #define CBE_PM_CTR_COUNT_CYCLES 0x00800000 #define CBE_PM_CTR_ENABLE 0x00400000 +#define PM07_CTR_INPUT_MUX(x) (((x) & 0x3F) << 26) +#define PM07_CTR_INPUT_CONTROL(x) (((x) & 1) << 25) +#define PM07_CTR_POLARITY(x) (((x) & 1) << 24) +#define PM07_CTR_COUNT_CYCLES(x) (((x) & 1) << 23) +#define PM07_CTR_ENABLE(x) (((x) & 1) << 22) /* Macros for the pm_status register. */ #define CBE_PM_CTR_OVERFLOW_INTR(ctr) (1 << (31 - ((ctr) & 7))) @@ -89,8 +94,7 @@ extern void cbe_read_trace_buffer(u32 cpu, u64 *buf); extern void cbe_enable_pm_interrupts(u32 cpu, u32 thread, u32 mask); extern void cbe_disable_pm_interrupts(u32 cpu); -extern u32 cbe_query_pm_interrupts(u32 cpu); -extern u32 cbe_clear_pm_interrupts(u32 cpu); +extern u32 cbe_get_and_clear_pm_interrupts(u32 cpu); extern void cbe_sync_irq(int node); /* Utility functions, macros */ @@ -103,11 +107,4 @@ extern u32 cbe_get_hw_thread_id(int cpu); #define CBE_COUNT_PROBLEM_MODE 2 #define CBE_COUNT_ALL_MODES 3 -/* Macros for the pm07_control registers. */ -#define PM07_CTR_INPUT_MUX(x) (((x) & 0x3F) << 26) -#define PM07_CTR_INPUT_CONTROL(x) (((x) & 1) << 25) -#define PM07_CTR_POLARITY(x) (((x) & 1) << 24) -#define PM07_CTR_COUNT_CYCLES(x) (((x) & 1) << 23) -#define PM07_CTR_ENABLE(x) (((x) & 1) << 22) - #endif /* __ASM_CELL_PMU_H__ */ diff --git a/include/asm-powerpc/floppy.h b/include/asm-powerpc/floppy.h index fd242a2..a0f14ee 100644 --- a/include/asm-powerpc/floppy.h +++ b/include/asm-powerpc/floppy.h @@ -17,28 +17,115 @@ #define fd_outb(value,port) outb_p(value,port) #define fd_enable_dma() enable_dma(FLOPPY_DMA) -#define fd_disable_dma() disable_dma(FLOPPY_DMA) -#define fd_request_dma() request_dma(FLOPPY_DMA, "floppy") -#define fd_free_dma() free_dma(FLOPPY_DMA) +#define fd_disable_dma() fd_ops->_disable_dma(FLOPPY_DMA) +#define fd_free_dma() fd_ops->_free_dma(FLOPPY_DMA) #define fd_clear_dma_ff() clear_dma_ff(FLOPPY_DMA) #define fd_set_dma_mode(mode) set_dma_mode(FLOPPY_DMA, mode) #define fd_set_dma_count(count) set_dma_count(FLOPPY_DMA, count) +#define fd_get_dma_residue() fd_ops->_get_dma_residue(FLOPPY_DMA) #define fd_enable_irq() enable_irq(FLOPPY_IRQ) #define fd_disable_irq() disable_irq(FLOPPY_IRQ) #define fd_cacheflush(addr,size) /* nothing */ -#define fd_request_irq() request_irq(FLOPPY_IRQ, floppy_interrupt, \ - IRQF_DISABLED, "floppy", NULL) #define fd_free_irq() free_irq(FLOPPY_IRQ, NULL); -#ifdef CONFIG_PCI - #include <linux/pci.h> #include <asm/ppc-pci.h> /* for ppc64_isabridge_dev */ -#define fd_dma_setup(addr,size,mode,io) powerpc_fd_dma_setup(addr,size,mode,io) +#define fd_dma_setup(addr,size,mode,io) fd_ops->_dma_setup(addr,size,mode,io) + +static int fd_request_dma(void); + +struct fd_dma_ops { + void (*_disable_dma)(unsigned int dmanr); + void (*_free_dma)(unsigned int dmanr); + int (*_get_dma_residue)(unsigned int dummy); + int (*_dma_setup)(char *addr, unsigned long size, int mode, int io); +}; + +static int virtual_dma_count; +static int virtual_dma_residue; +static char *virtual_dma_addr; +static int virtual_dma_mode; +static int doing_vdma; +static struct fd_dma_ops *fd_ops; + +static irqreturn_t floppy_hardint(int irq, void *dev_id) +{ + unsigned char st; + int lcount; + char *lptr; + + if (!doing_vdma) + return floppy_interrupt(irq, dev_id); + + + st = 1; + for (lcount=virtual_dma_count, lptr=virtual_dma_addr; + lcount; lcount--, lptr++) { + st=inb(virtual_dma_port+4) & 0xa0 ; + if (st != 0xa0) + break; + if (virtual_dma_mode) + outb_p(*lptr, virtual_dma_port+5); + else + *lptr = inb_p(virtual_dma_port+5); + } + virtual_dma_count = lcount; + virtual_dma_addr = lptr; + st = inb(virtual_dma_port+4); + + if (st == 0x20) + return IRQ_HANDLED; + if (!(st & 0x20)) { + virtual_dma_residue += virtual_dma_count; + virtual_dma_count=0; + doing_vdma = 0; + floppy_interrupt(irq, dev_id); + return IRQ_HANDLED; + } + return IRQ_HANDLED; +} -static __inline__ int powerpc_fd_dma_setup(char *addr, unsigned long size, - int mode, int io) +static void vdma_disable_dma(unsigned int dummy) +{ + doing_vdma = 0; + virtual_dma_residue += virtual_dma_count; + virtual_dma_count=0; +} + +static void vdma_nop(unsigned int dummy) +{ +} + + +static int vdma_get_dma_residue(unsigned int dummy) +{ + return virtual_dma_count + virtual_dma_residue; +} + + +static int fd_request_irq(void) +{ + if (can_use_virtual_dma) + return request_irq(FLOPPY_IRQ, floppy_hardint, + IRQF_DISABLED, "floppy", NULL); + else + return request_irq(FLOPPY_IRQ, floppy_interrupt, + IRQF_DISABLED, "floppy", NULL); +} + +static int vdma_dma_setup(char *addr, unsigned long size, int mode, int io) +{ + doing_vdma = 1; + virtual_dma_port = io; + virtual_dma_mode = (mode == DMA_MODE_WRITE); + virtual_dma_addr = addr; + virtual_dma_count = size; + virtual_dma_residue = 0; + return 0; +} + +static int hard_dma_setup(char *addr, unsigned long size, int mode, int io) { static unsigned long prev_size; static dma_addr_t bus_addr = 0; @@ -46,6 +133,7 @@ static __inline__ int powerpc_fd_dma_setup(char *addr, unsigned long size, static int prev_dir; int dir; + doing_vdma = 0; dir = (mode == DMA_MODE_READ) ? PCI_DMA_FROMDEVICE : PCI_DMA_TODEVICE; if (bus_addr @@ -74,11 +162,32 @@ static __inline__ int powerpc_fd_dma_setup(char *addr, unsigned long size, return 0; } -#endif /* CONFIG_PCI */ +static struct fd_dma_ops real_dma_ops = +{ + ._disable_dma = disable_dma, + ._free_dma = free_dma, + ._get_dma_residue = get_dma_residue, + ._dma_setup = hard_dma_setup +}; + +static struct fd_dma_ops virt_dma_ops = +{ + ._disable_dma = vdma_disable_dma, + ._free_dma = vdma_nop, + ._get_dma_residue = vdma_get_dma_residue, + ._dma_setup = vdma_dma_setup +}; -__inline__ void virtual_dma_init(void) +static int fd_request_dma() { - /* Nothing to do on PowerPC */ + if (can_use_virtual_dma & 1) { + fd_ops = &virt_dma_ops; + return 0; + } + else { + fd_ops = &real_dma_ops; + return request_dma(FLOPPY_DMA, "floppy"); + } } static int FDC1 = 0x3f0; diff --git a/include/asm-powerpc/spu.h b/include/asm-powerpc/spu.h index b634e16..0f9f2dd2 100644 --- a/include/asm-powerpc/spu.h +++ b/include/asm-powerpc/spu.h @@ -129,7 +129,6 @@ struct spu { struct spu_runqueue *rq; unsigned long long timestamp; pid_t pid; - int prio; int class_0_pending; spinlock_t register_lock; diff --git a/include/asm-powerpc/systbl.h b/include/asm-powerpc/systbl.h index 97b4354..418e5c7 100644 --- a/include/asm-powerpc/systbl.h +++ b/include/asm-powerpc/systbl.h @@ -305,3 +305,4 @@ SYSCALL_SPU(faccessat) COMPAT_SYS_SPU(get_robust_list) COMPAT_SYS_SPU(set_robust_list) COMPAT_SYS(move_pages) +SYSCALL_SPU(getcpu) diff --git a/include/asm-powerpc/ucc_slow.h b/include/asm-powerpc/ucc_slow.h index ca93bc9..1babad9 100644 --- a/include/asm-powerpc/ucc_slow.h +++ b/include/asm-powerpc/ucc_slow.h @@ -150,7 +150,7 @@ struct ucc_slow_info { int ucc_num; enum qe_clock rx_clock; enum qe_clock tx_clock; - struct ucc_slow *us_regs; + struct ucc_slow *regs; int irq; u16 uccm_mask; int data_mem_part; diff --git a/include/asm-powerpc/udbg.h b/include/asm-powerpc/udbg.h index 4cbc313..d03d855 100644 --- a/include/asm-powerpc/udbg.h +++ b/include/asm-powerpc/udbg.h @@ -46,6 +46,7 @@ extern void __init udbg_init_iseries(void); extern void __init udbg_init_rtas_panel(void); extern void __init udbg_init_rtas_console(void); extern void __init udbg_init_debug_beat(void); +extern void __init udbg_init_btext(void); #endif /* __KERNEL__ */ #endif /* _ASM_POWERPC_UDBG_H */ diff --git a/include/asm-powerpc/vdso.h b/include/asm-powerpc/vdso.h index b9f9118..26fc449 100644 --- a/include/asm-powerpc/vdso.h +++ b/include/asm-powerpc/vdso.h @@ -18,16 +18,11 @@ #ifndef __ASSEMBLY__ -extern unsigned int vdso64_pages; -extern unsigned int vdso32_pages; - /* Offsets relative to thread->vdso_base */ extern unsigned long vdso64_rt_sigtramp; extern unsigned long vdso32_sigtramp; extern unsigned long vdso32_rt_sigtramp; -extern void vdso_init(void); - #else /* __ASSEMBLY__ */ #ifdef __VDSO64__ diff --git a/include/asm-ppc/ibm4xx.h b/include/asm-ppc/ibm4xx.h index 7a64ede..92fd02d 100644 --- a/include/asm-ppc/ibm4xx.h +++ b/include/asm-ppc/ibm4xx.h @@ -109,6 +109,10 @@ void ppc4xx_init(unsigned long r3, unsigned long r4, unsigned long r5, #include <platforms/4xx/ocotea.h> #endif +#if defined(CONFIG_TAISHAN) +#include <platforms/4xx/taishan.h> +#endif + #ifndef __ASSEMBLY__ #ifdef CONFIG_40x /* |