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Diffstat (limited to 'include/asm-alpha/core_cia.h')
| -rw-r--r-- | include/asm-alpha/core_cia.h | 500 |
1 files changed, 0 insertions, 500 deletions
diff --git a/include/asm-alpha/core_cia.h b/include/asm-alpha/core_cia.h deleted file mode 100644 index 9e0516c..0000000 --- a/include/asm-alpha/core_cia.h +++ /dev/null @@ -1,500 +0,0 @@ -#ifndef __ALPHA_CIA__H__ -#define __ALPHA_CIA__H__ - -/* Define to experiment with fitting everything into one 512MB HAE window. */ -#define CIA_ONE_HAE_WINDOW 1 - -#include <linux/types.h> -#include <asm/compiler.h> - -/* - * CIA is the internal name for the 21171 chipset which provides - * memory controller and PCI access for the 21164 chip based systems. - * Also supported here is the 21172 (CIA-2) and 21174 (PYXIS). - * - * The lineage is a bit confused, since the 21174 was reportedly started - * from the 21171 Pass 1 mask, and so is missing bug fixes that appear - * in 21171 Pass 2 and 21172, but it also contains additional features. - * - * This file is based on: - * - * DECchip 21171 Core Logic Chipset - * Technical Reference Manual - * - * EC-QE18B-TE - * - * david.rusling@reo.mts.dec.com Initial Version. - * - */ - -/* - * CIA ADDRESS BIT DEFINITIONS - * - * 3333 3333 3322 2222 2222 1111 1111 11 - * 9876 5432 1098 7654 3210 9876 5432 1098 7654 3210 - * ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- - * 1 000 - * ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- - * | |\| - * | Byte Enable --+ | - * | Transfer Length --+ - * +-- IO space, not cached - * - * Byte Transfer - * Enable Length Transfer Byte Address - * adr<6:5> adr<4:3> Length Enable Adder - * --------------------------------------------- - * 00 00 Byte 1110 0x000 - * 01 00 Byte 1101 0x020 - * 10 00 Byte 1011 0x040 - * 11 00 Byte 0111 0x060 - * - * 00 01 Word 1100 0x008 - * 01 01 Word 1001 0x028 <= Not supported in this code. - * 10 01 Word 0011 0x048 - * - * 00 10 Tribyte 1000 0x010 - * 01 10 Tribyte 0001 0x030 - * - * 10 11 Longword 0000 0x058 - * - * Note that byte enables are asserted low. - * - */ - -#define CIA_MEM_R1_MASK 0x1fffffff /* SPARSE Mem region 1 mask is 29 bits */ -#define CIA_MEM_R2_MASK 0x07ffffff /* SPARSE Mem region 2 mask is 27 bits */ -#define CIA_MEM_R3_MASK 0x03ffffff /* SPARSE Mem region 3 mask is 26 bits */ - -/* - * 21171-CA Control and Status Registers - */ -#define CIA_IOC_CIA_REV (IDENT_ADDR + 0x8740000080UL) -# define CIA_REV_MASK 0xff -#define CIA_IOC_PCI_LAT (IDENT_ADDR + 0x87400000C0UL) -#define CIA_IOC_CIA_CTRL (IDENT_ADDR + 0x8740000100UL) -# define CIA_CTRL_PCI_EN (1 << 0) -# define CIA_CTRL_PCI_LOCK_EN (1 << 1) -# define CIA_CTRL_PCI_LOOP_EN (1 << 2) -# define CIA_CTRL_FST_BB_EN (1 << 3) -# define CIA_CTRL_PCI_MST_EN (1 << 4) -# define CIA_CTRL_PCI_MEM_EN (1 << 5) -# define CIA_CTRL_PCI_REQ64_EN (1 << 6) -# define CIA_CTRL_PCI_ACK64_EN (1 << 7) -# define CIA_CTRL_ADDR_PE_EN (1 << 8) -# define CIA_CTRL_PERR_EN (1 << 9) -# define CIA_CTRL_FILL_ERR_EN (1 << 10) -# define CIA_CTRL_MCHK_ERR_EN (1 << 11) -# define CIA_CTRL_ECC_CHK_EN (1 << 12) -# define CIA_CTRL_ASSERT_IDLE_BC (1 << 13) -# define CIA_CTRL_COM_IDLE_BC (1 << 14) -# define CIA_CTRL_CSR_IOA_BYPASS (1 << 15) -# define CIA_CTRL_IO_FLUSHREQ_EN (1 << 16) -# define CIA_CTRL_CPU_FLUSHREQ_EN (1 << 17) -# define CIA_CTRL_ARB_CPU_EN (1 << 18) -# define CIA_CTRL_EN_ARB_LINK (1 << 19) -# define CIA_CTRL_RD_TYPE_SHIFT 20 -# define CIA_CTRL_RL_TYPE_SHIFT 24 -# define CIA_CTRL_RM_TYPE_SHIFT 28 -# define CIA_CTRL_EN_DMA_RD_PERF (1 << 31) -#define CIA_IOC_CIA_CNFG (IDENT_ADDR + 0x8740000140UL) -# define CIA_CNFG_IOA_BWEN (1 << 0) -# define CIA_CNFG_PCI_MWEN (1 << 4) -# define CIA_CNFG_PCI_DWEN (1 << 5) -# define CIA_CNFG_PCI_WLEN (1 << 8) -#define CIA_IOC_FLASH_CTRL (IDENT_ADDR + 0x8740000200UL) -#define CIA_IOC_HAE_MEM (IDENT_ADDR + 0x8740000400UL) -#define CIA_IOC_HAE_IO (IDENT_ADDR + 0x8740000440UL) -#define CIA_IOC_CFG (IDENT_ADDR + 0x8740000480UL) -#define CIA_IOC_CACK_EN (IDENT_ADDR + 0x8740000600UL) -# define CIA_CACK_EN_LOCK_EN (1 << 0) -# define CIA_CACK_EN_MB_EN (1 << 1) -# define CIA_CACK_EN_SET_DIRTY_EN (1 << 2) -# define CIA_CACK_EN_BC_VICTIM_EN (1 << 3) - - -/* - * 21171-CA Diagnostic Registers - */ -#define CIA_IOC_CIA_DIAG (IDENT_ADDR + 0x8740002000UL) -#define CIA_IOC_DIAG_CHECK (IDENT_ADDR + 0x8740003000UL) - -/* - * 21171-CA Performance Monitor registers - */ -#define CIA_IOC_PERF_MONITOR (IDENT_ADDR + 0x8740004000UL) -#define CIA_IOC_PERF_CONTROL (IDENT_ADDR + 0x8740004040UL) - -/* - * 21171-CA Error registers - */ -#define CIA_IOC_CPU_ERR0 (IDENT_ADDR + 0x8740008000UL) -#define CIA_IOC_CPU_ERR1 (IDENT_ADDR + 0x8740008040UL) -#define CIA_IOC_CIA_ERR (IDENT_ADDR + 0x8740008200UL) -# define CIA_ERR_COR_ERR (1 << 0) -# define CIA_ERR_UN_COR_ERR (1 << 1) -# define CIA_ERR_CPU_PE (1 << 2) -# define CIA_ERR_MEM_NEM (1 << 3) -# define CIA_ERR_PCI_SERR (1 << 4) -# define CIA_ERR_PERR (1 << 5) -# define CIA_ERR_PCI_ADDR_PE (1 << 6) -# define CIA_ERR_RCVD_MAS_ABT (1 << 7) -# define CIA_ERR_RCVD_TAR_ABT (1 << 8) -# define CIA_ERR_PA_PTE_INV (1 << 9) -# define CIA_ERR_FROM_WRT_ERR (1 << 10) -# define CIA_ERR_IOA_TIMEOUT (1 << 11) -# define CIA_ERR_LOST_CORR_ERR (1 << 16) -# define CIA_ERR_LOST_UN_CORR_ERR (1 << 17) -# define CIA_ERR_LOST_CPU_PE (1 << 18) -# define CIA_ERR_LOST_MEM_NEM (1 << 19) -# define CIA_ERR_LOST_PERR (1 << 21) -# define CIA_ERR_LOST_PCI_ADDR_PE (1 << 22) -# define CIA_ERR_LOST_RCVD_MAS_ABT (1 << 23) -# define CIA_ERR_LOST_RCVD_TAR_ABT (1 << 24) -# define CIA_ERR_LOST_PA_PTE_INV (1 << 25) -# define CIA_ERR_LOST_FROM_WRT_ERR (1 << 26) -# define CIA_ERR_LOST_IOA_TIMEOUT (1 << 27) -# define CIA_ERR_VALID (1 << 31) -#define CIA_IOC_CIA_STAT (IDENT_ADDR + 0x8740008240UL) -#define CIA_IOC_ERR_MASK (IDENT_ADDR + 0x8740008280UL) -#define CIA_IOC_CIA_SYN (IDENT_ADDR + 0x8740008300UL) -#define CIA_IOC_MEM_ERR0 (IDENT_ADDR + 0x8740008400UL) -#define CIA_IOC_MEM_ERR1 (IDENT_ADDR + 0x8740008440UL) -#define CIA_IOC_PCI_ERR0 (IDENT_ADDR + 0x8740008800UL) -#define CIA_IOC_PCI_ERR1 (IDENT_ADDR + 0x8740008840UL) -#define CIA_IOC_PCI_ERR3 (IDENT_ADDR + 0x8740008880UL) - -/* - * 21171-CA System configuration registers - */ -#define CIA_IOC_MCR (IDENT_ADDR + 0x8750000000UL) -#define CIA_IOC_MBA0 (IDENT_ADDR + 0x8750000600UL) -#define CIA_IOC_MBA2 (IDENT_ADDR + 0x8750000680UL) -#define CIA_IOC_MBA4 (IDENT_ADDR + 0x8750000700UL) -#define CIA_IOC_MBA6 (IDENT_ADDR + 0x8750000780UL) -#define CIA_IOC_MBA8 (IDENT_ADDR + 0x8750000800UL) -#define CIA_IOC_MBAA (IDENT_ADDR + 0x8750000880UL) -#define CIA_IOC_MBAC (IDENT_ADDR + 0x8750000900UL) -#define CIA_IOC_MBAE (IDENT_ADDR + 0x8750000980UL) -#define CIA_IOC_TMG0 (IDENT_ADDR + 0x8750000B00UL) -#define CIA_IOC_TMG1 (IDENT_ADDR + 0x8750000B40UL) -#define CIA_IOC_TMG2 (IDENT_ADDR + 0x8750000B80UL) - -/* - * 2117A-CA PCI Address and Scatter-Gather Registers. - */ -#define CIA_IOC_PCI_TBIA (IDENT_ADDR + 0x8760000100UL) - -#define CIA_IOC_PCI_W0_BASE (IDENT_ADDR + 0x8760000400UL) -#define CIA_IOC_PCI_W0_MASK (IDENT_ADDR + 0x8760000440UL) -#define CIA_IOC_PCI_T0_BASE (IDENT_ADDR + 0x8760000480UL) - -#define CIA_IOC_PCI_W1_BASE (IDENT_ADDR + 0x8760000500UL) -#define CIA_IOC_PCI_W1_MASK (IDENT_ADDR + 0x8760000540UL) -#define CIA_IOC_PCI_T1_BASE (IDENT_ADDR + 0x8760000580UL) - -#define CIA_IOC_PCI_W2_BASE (IDENT_ADDR + 0x8760000600UL) -#define CIA_IOC_PCI_W2_MASK (IDENT_ADDR + 0x8760000640UL) -#define CIA_IOC_PCI_T2_BASE (IDENT_ADDR + 0x8760000680UL) - -#define CIA_IOC_PCI_W3_BASE (IDENT_ADDR + 0x8760000700UL) -#define CIA_IOC_PCI_W3_MASK (IDENT_ADDR + 0x8760000740UL) -#define CIA_IOC_PCI_T3_BASE (IDENT_ADDR + 0x8760000780UL) - -#define CIA_IOC_PCI_Wn_BASE(N) (IDENT_ADDR + 0x8760000400UL + (N)*0x100) -#define CIA_IOC_PCI_Wn_MASK(N) (IDENT_ADDR + 0x8760000440UL + (N)*0x100) -#define CIA_IOC_PCI_Tn_BASE(N) (IDENT_ADDR + 0x8760000480UL + (N)*0x100) - -#define CIA_IOC_PCI_W_DAC (IDENT_ADDR + 0x87600007C0UL) - -/* - * 2117A-CA Address Translation Registers. - */ - -/* 8 tag registers, the first 4 of which are lockable. */ -#define CIA_IOC_TB_TAGn(n) \ - (IDENT_ADDR + 0x8760000800UL + (n)*0x40) - -/* 4 page registers per tag register. */ -#define CIA_IOC_TBn_PAGEm(n,m) \ - (IDENT_ADDR + 0x8760001000UL + (n)*0x100 + (m)*0x40) - -/* - * Memory spaces: - */ -#define CIA_IACK_SC (IDENT_ADDR + 0x8720000000UL) -#define CIA_CONF (IDENT_ADDR + 0x8700000000UL) -#define CIA_IO (IDENT_ADDR + 0x8580000000UL) -#define CIA_SPARSE_MEM (IDENT_ADDR + 0x8000000000UL) -#define CIA_SPARSE_MEM_R2 (IDENT_ADDR + 0x8400000000UL) -#define CIA_SPARSE_MEM_R3 (IDENT_ADDR + 0x8500000000UL) -#define CIA_DENSE_MEM (IDENT_ADDR + 0x8600000000UL) -#define CIA_BW_MEM (IDENT_ADDR + 0x8800000000UL) -#define CIA_BW_IO (IDENT_ADDR + 0x8900000000UL) -#define CIA_BW_CFG_0 (IDENT_ADDR + 0x8a00000000UL) -#define CIA_BW_CFG_1 (IDENT_ADDR + 0x8b00000000UL) - -/* - * ALCOR's GRU ASIC registers - */ -#define GRU_INT_REQ (IDENT_ADDR + 0x8780000000UL) -#define GRU_INT_MASK (IDENT_ADDR + 0x8780000040UL) -#define GRU_INT_EDGE (IDENT_ADDR + 0x8780000080UL) -#define GRU_INT_HILO (IDENT_ADDR + 0x87800000C0UL) -#define GRU_INT_CLEAR (IDENT_ADDR + 0x8780000100UL) - -#define GRU_CACHE_CNFG (IDENT_ADDR + 0x8780000200UL) -#define GRU_SCR (IDENT_ADDR + 0x8780000300UL) -#define GRU_LED (IDENT_ADDR + 0x8780000800UL) -#define GRU_RESET (IDENT_ADDR + 0x8780000900UL) - -#define ALCOR_GRU_INT_REQ_BITS 0x800fffffUL -#define XLT_GRU_INT_REQ_BITS 0x80003fffUL -#define GRU_INT_REQ_BITS (alpha_mv.sys.cia.gru_int_req_bits+0) - -/* - * PYXIS interrupt control registers - */ -#define PYXIS_INT_REQ (IDENT_ADDR + 0x87A0000000UL) -#define PYXIS_INT_MASK (IDENT_ADDR + 0x87A0000040UL) -#define PYXIS_INT_HILO (IDENT_ADDR + 0x87A00000C0UL) -#define PYXIS_INT_ROUTE (IDENT_ADDR + 0x87A0000140UL) -#define PYXIS_GPO (IDENT_ADDR + 0x87A0000180UL) -#define PYXIS_INT_CNFG (IDENT_ADDR + 0x87A00001C0UL) -#define PYXIS_RT_COUNT (IDENT_ADDR + 0x87A0000200UL) -#define PYXIS_INT_TIME (IDENT_ADDR + 0x87A0000240UL) -#define PYXIS_IIC_CTRL (IDENT_ADDR + 0x87A00002C0UL) -#define PYXIS_RESET (IDENT_ADDR + 0x8780000900UL) - -/* Offset between ram physical addresses and pci64 DAC bus addresses. */ -#define PYXIS_DAC_OFFSET (1UL << 40) - -/* - * Data structure for handling CIA machine checks. - */ - -/* System-specific info. */ -struct el_CIA_sysdata_mcheck { - unsigned long cpu_err0; - unsigned long cpu_err1; - unsigned long cia_err; - unsigned long cia_stat; - unsigned long err_mask; - unsigned long cia_syn; - unsigned long mem_err0; - unsigned long mem_err1; - unsigned long pci_err0; - unsigned long pci_err1; - unsigned long pci_err2; -}; - - -#ifdef __KERNEL__ - -#ifndef __EXTERN_INLINE -/* Do not touch, this should *NOT* be static inline */ -#define __EXTERN_INLINE extern inline -#define __IO_EXTERN_INLINE -#endif - -/* - * I/O functions: - * - * CIA (the 2117x PCI/memory support chipset for the EV5 (21164) - * series of processors uses a sparse address mapping scheme to - * get at PCI memory and I/O. - */ - -/* - * Memory functions. 64-bit and 32-bit accesses are done through - * dense memory space, everything else through sparse space. - * - * For reading and writing 8 and 16 bit quantities we need to - * go through one of the three sparse address mapping regions - * and use the HAE_MEM CSR to provide some bits of the address. - * The following few routines use only sparse address region 1 - * which gives 1Gbyte of accessible space which relates exactly - * to the amount of PCI memory mapping *into* system address space. - * See p 6-17 of the specification but it looks something like this: - * - * 21164 Address: - * - * 3 2 1 - * 9876543210987654321098765432109876543210 - * 1ZZZZ0.PCI.QW.Address............BBLL - * - * ZZ = SBZ - * BB = Byte offset - * LL = Transfer length - * - * PCI Address: - * - * 3 2 1 - * 10987654321098765432109876543210 - * HHH....PCI.QW.Address........ 00 - * - * HHH = 31:29 HAE_MEM CSR - * - */ - -#define vip volatile int __force * -#define vuip volatile unsigned int __force * -#define vulp volatile unsigned long __force * - -__EXTERN_INLINE unsigned int cia_ioread8(void __iomem *xaddr) -{ - unsigned long addr = (unsigned long) xaddr; - unsigned long result, base_and_type; - - if (addr >= CIA_DENSE_MEM) - base_and_type = CIA_SPARSE_MEM + 0x00; - else - base_and_type = CIA_IO + 0x00; - - /* We can use CIA_MEM_R1_MASK for io ports too, since it is large - enough to cover all io ports, and smaller than CIA_IO. */ - addr &= CIA_MEM_R1_MASK; - result = *(vip) ((addr << 5) + base_and_type); - return __kernel_extbl(result, addr & 3); -} - -__EXTERN_INLINE void cia_iowrite8(u8 b, void __iomem *xaddr) -{ - unsigned long addr = (unsigned long) xaddr; - unsigned long w, base_and_type; - - if (addr >= CIA_DENSE_MEM) - base_and_type = CIA_SPARSE_MEM + 0x00; - else - base_and_type = CIA_IO + 0x00; - - addr &= CIA_MEM_R1_MASK; - w = __kernel_insbl(b, addr & 3); - *(vuip) ((addr << 5) + base_and_type) = w; -} - -__EXTERN_INLINE unsigned int cia_ioread16(void __iomem *xaddr) -{ - unsigned long addr = (unsigned long) xaddr; - unsigned long result, base_and_type; - - if (addr >= CIA_DENSE_MEM) - base_and_type = CIA_SPARSE_MEM + 0x08; - else - base_and_type = CIA_IO + 0x08; - - addr &= CIA_MEM_R1_MASK; - result = *(vip) ((addr << 5) + base_and_type); - return __kernel_extwl(result, addr & 3); -} - -__EXTERN_INLINE void cia_iowrite16(u16 b, void __iomem *xaddr) -{ - unsigned long addr = (unsigned long) xaddr; - unsigned long w, base_and_type; - - if (addr >= CIA_DENSE_MEM) - base_and_type = CIA_SPARSE_MEM + 0x08; - else - base_and_type = CIA_IO + 0x08; - - addr &= CIA_MEM_R1_MASK; - w = __kernel_inswl(b, addr & 3); - *(vuip) ((addr << 5) + base_and_type) = w; -} - -__EXTERN_INLINE unsigned int cia_ioread32(void __iomem *xaddr) -{ - unsigned long addr = (unsigned long) xaddr; - if (addr < CIA_DENSE_MEM) - addr = ((addr - CIA_IO) << 5) + CIA_IO + 0x18; - return *(vuip)addr; -} - -__EXTERN_INLINE void cia_iowrite32(u32 b, void __iomem *xaddr) -{ - unsigned long addr = (unsigned long) xaddr; - if (addr < CIA_DENSE_MEM) - addr = ((addr - CIA_IO) << 5) + CIA_IO + 0x18; - *(vuip)addr = b; -} - -__EXTERN_INLINE void __iomem *cia_ioportmap(unsigned long addr) -{ - return (void __iomem *)(addr + CIA_IO); -} - -__EXTERN_INLINE void __iomem *cia_ioremap(unsigned long addr, - unsigned long size) -{ - return (void __iomem *)(addr + CIA_DENSE_MEM); -} - -__EXTERN_INLINE int cia_is_ioaddr(unsigned long addr) -{ - return addr >= IDENT_ADDR + 0x8000000000UL; -} - -__EXTERN_INLINE int cia_is_mmio(const volatile void __iomem *addr) -{ - return (unsigned long)addr >= CIA_DENSE_MEM; -} - -__EXTERN_INLINE void __iomem *cia_bwx_ioportmap(unsigned long addr) -{ - return (void __iomem *)(addr + CIA_BW_IO); -} - -__EXTERN_INLINE void __iomem *cia_bwx_ioremap(unsigned long addr, - unsigned long size) -{ - return (void __iomem *)(addr + CIA_BW_MEM); -} - -__EXTERN_INLINE int cia_bwx_is_ioaddr(unsigned long addr) -{ - return addr >= IDENT_ADDR + 0x8000000000UL; -} - -__EXTERN_INLINE int cia_bwx_is_mmio(const volatile void __iomem *addr) -{ - return (unsigned long)addr < CIA_BW_IO; -} - -#undef vip -#undef vuip -#undef vulp - -#undef __IO_PREFIX -#define __IO_PREFIX cia -#define cia_trivial_rw_bw 2 -#define cia_trivial_rw_lq 1 -#define cia_trivial_io_bw 0 -#define cia_trivial_io_lq 0 -#define cia_trivial_iounmap 1 -#include <asm/io_trivial.h> - -#undef __IO_PREFIX -#define __IO_PREFIX cia_bwx -#define cia_bwx_trivial_rw_bw 1 -#define cia_bwx_trivial_rw_lq 1 -#define cia_bwx_trivial_io_bw 1 -#define cia_bwx_trivial_io_lq 1 -#define cia_bwx_trivial_iounmap 1 -#include <asm/io_trivial.h> - -#undef __IO_PREFIX -#ifdef CONFIG_ALPHA_PYXIS -#define __IO_PREFIX cia_bwx -#else -#define __IO_PREFIX cia -#endif - -#ifdef __IO_EXTERN_INLINE -#undef __EXTERN_INLINE -#undef __IO_EXTERN_INLINE -#endif - -#endif /* __KERNEL__ */ - -#endif /* __ALPHA_CIA__H__ */ |
