- /*
- * Definitions for the SGI O2 Mace chip.
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 2000 Harald Koerfgen
- */
- #ifndef __ASM_MACE_H__
- #define __ASM_MACE_H__
- #include <asm/addrspace.h>
- /*
- * Address map
- */
- #define MACE_BASE KSEG1ADDR(0x1f000000)
- #define MACE_PCI (0x00080000)
- #define MACE_VIN1 (0x00100000)
- #define MACE_VIN2 (0x00180000)
- #define MACE_VOUT (0x00200000)
- #define MACE_ENET (0x00280000)
- #define MACE_PERIF (0x00300000)
- #define MACE_ISA_EXT (0x00380000)
- #define MACE_AUDIO_BASE (MACE_PERIF )
- #define MACE_ISA_BASE (MACE_PERIF + 0x00010000)
- #define MACE_KBDMS_BASE (MACE_PERIF + 0x00020000)
- #define MACE_I2C_BASE (MACE_PERIF + 0x00030000)
- #define MACE_UST_BASE (MACE_PERIF + 0x00040000)
- #undef BIT
- #define BIT(__bit_offset) (1UL << (__bit_offset))
- /*
- * Mace MACEPCI interface, 32 bit regs
- */
- #define MACEPCI_ERROR_ADDR (MACE_PCI )
- #define MACEPCI_ERROR_FLAGS (MACE_PCI + 0x00000004)
- #define MACEPCI_CONTROL (MACE_PCI + 0x00000008)
- #define MACEPCI_REV (MACE_PCI + 0x0000000c)
- #define MACEPCI_WFLUSH (MACE_PCI + 0x0000000c) /* ??? --IV !!! It's for flushing read buffers on PCI MEMORY accesses!!! */
- #define MACEPCI_CONFIG_ADDR (MACE_PCI + 0x00000cf8)
- #define MACEPCI_CONFIG_DATA (MACE_PCI + 0x00000cfc)
- #define MACEPCI_LOW_MEMORY 0x1a000000
- #define MACEPCI_LOW_IO 0x18000000
- #define MACEPCI_SWAPPED_VIEW 0
- #define MACEPCI_NATIVE_VIEW 0x40000000
- #define MACEPCI_IO 0x80000000
- /*#define MACEPCI_HI_MEMORY 0x0000000280000000UL * This mipght be just 0x0000000200000000UL 2G more :) (or maybe it is different between 1.1 & 1.5 */
- #define MACEPCI_HI_MEMORY 0x0000000200000000UL /* This mipght be just 0x0000000200000000UL 2G more :) (or maybe it is different between 1.1 & 1.5 */
- #define MACEPCI_HI_IO 0x0000000100000000UL
- /*
- * Bits in the MACEPCI_CONTROL register
- */
- #define MACEPCI_CONTROL_INT(x) BIT(x)
- #define MACEPCI_CONTROL_INT_MASK 0xff
- #define MACEPCI_CONTROL_SERR_ENA BIT(8)
- #define MACEPCI_CONTROL_ARB_N6 BIT(9)
- #define MACEPCI_CONTROL_PARITY_ERR BIT(10)
- #define MACEPCI_CONTROL_MRMRA_ENA BIT(11)
- #define MACEPCI_CONTROL_ARB_N3 BIT(12)
- #define MACEPCI_CONTROL_ARB_N4 BIT(13)
- #define MACEPCI_CONTROL_ARB_N5 BIT(14)
- #define MACEPCI_CONTROL_PARK_LIU BIT(15)
- #define MACEPCI_CONTROL_INV_INT(x) BIT(16+x)
- #define MACEPCI_CONTROL_INV_INT_MASK 0x00ff0000
- #define MACEPCI_CONTROL_OVERRUN_INT BIT(24)
- #define MACEPCI_CONTROL_PARITY_INT BIT(25)
- #define MACEPCI_CONTROL_SERR_INT BIT(26)
- #define MACEPCI_CONTROL_IT_INT BIT(27)
- #define MACEPCI_CONTROL_RE_INT BIT(28)
- #define MACEPCI_CONTROL_DPED_INT BIT(29)
- #define MACEPCI_CONTROL_TAR_INT BIT(30)
- #define MACEPCI_CONTROL_MAR_INT BIT(31)
- /*
- * Bits in the MACE_PCI error register
- */
- #define MACEPCI_ERROR_MASTER_ABORT BIT(31)
- #define MACEPCI_ERROR_TARGET_ABORT BIT(30)
- #define MACEPCI_ERROR_DATA_PARITY_ERR BIT(29)
- #define MACEPCI_ERROR_RETRY_ERR BIT(28)
- #define MACEPCI_ERROR_ILLEGAL_CMD BIT(27)
- #define MACEPCI_ERROR_SYSTEM_ERR BIT(26)
- #define MACEPCI_ERROR_INTERRUPT_TEST BIT(25)
- #define MACEPCI_ERROR_PARITY_ERR BIT(24)
- #define MACEPCI_ERROR_OVERRUN BIT(23)
- #define MACEPCI_ERROR_RSVD BIT(22)
- #define MACEPCI_ERROR_MEMORY_ADDR BIT(21)
- #define MACEPCI_ERROR_CONFIG_ADDR BIT(20)
- #define MACEPCI_ERROR_MASTER_ABORT_ADDR_VALID BIT(19)
- #define MACEPCI_ERROR_TARGET_ABORT_ADDR_VALID BIT(18)
- #define MACEPCI_ERROR_DATA_PARITY_ADDR_VALID BIT(17)
- #define MACEPCI_ERROR_RETRY_ADDR_VALID BIT(16)
- #define MACEPCI_ERROR_SIG_TABORT BIT(4)
- #define MACEPCI_ERROR_DEVSEL_MASK 0xc0
- #define MACEPCI_ERROR_DEVSEL_FAST 0
- #define MACEPCI_ERROR_DEVSEL_MED 0x40
- #define MACEPCI_ERROR_DEVSEL_SLOW 0x80
- #define MACEPCI_ERROR_FBB BIT(1)
- #define MACEPCI_ERROR_66MHZ BIT(0)
- /*
- * Mace timer registers - 64 bit regs (63:32 are UST, 31:0 are MSC)
- */
- #define MSC_PART(__reg) ((__reg) & 0x00000000ffffffff)
- #define UST_PART(__reg) (((__reg) & 0xffffffff00000000) >> 32)
- #define MACE_UST_UST (MACE_UST_BASE ) /* Universial system time */
- #define MACE_UST_COMPARE1 (MACE_UST_BASE + 0x00000008) /* Interrupt compare reg 1 */
- #define MACE_UST_COMPARE2 (MACE_UST_BASE + 0x00000010) /* Interrupt compare reg 2 */
- #define MACE_UST_COMPARE3 (MACE_UST_BASE + 0x00000018) /* Interrupt compare reg 3 */
- #define MACE_UST_PERIOD_NS 960 /* UST Period in ns */
- #define MACE_UST_AIN_MSC (MACE_UST_BASE + 0x00000020) /* Audio in MSC/UST pair */
- #define MACE_UST_AOUT1_MSC (MACE_UST_BASE + 0x00000028) /* Audio out 1 MSC/UST pair */
- #define MACE_UST_AOUT2_MSC (MACE_UST_BASE + 0x00000030) /* Audio out 2 MSC/UST pair */
- #define MACE_VIN1_MSC_UST (MACE_UST_BASE + 0x00000038) /* Video In 1 MSC/UST pair */
- #define MACE_VIN2_MSC_UST (MACE_UST_BASE + 0x00000040) /* Video In 2 MSC/UST pair */
- #define MACE_VOUT_MSC_UST (MACE_UST_BASE + 0x00000048) /* Video out MSC/UST pair */
- /*
- * Mace "ISA" peripherals
- */
- #define MACEISA_EPP_BASE (MACE_ISA_EXT )
- #define MACEISA_ECP_BASE (MACE_ISA_EXT + 0x00008000)
- #define MACEISA_SER1_BASE (MACE_ISA_EXT + 0x00010000)
- #define MACEISA_SER2_BASE (MACE_ISA_EXT + 0x00018000)
- #define MACEISA_RTC_BASE (MACE_ISA_EXT + 0x00020000)
- #define MACEISA_GAME_BASE (MACE_ISA_EXT + 0x00030000)
- /*
- * Ringbase address and reset register - 64 bits
- */
- #define MACEISA_RINGBASE MACE_ISA_BASE
- /*
- * Flash-ROM/LED/DP-RAM/NIC Controller Register - 64 bits (?)
- */
- #define MACEISA_FLASH_NIC_REG (MACE_ISA_BASE + 0x00000008)
- /*
- * Bit definitions for that
- */
- #define MACEISA_FLASH_WE BIT(0) /* 1=> Enable FLASH writes */
- #define MACEISA_PWD_CLEAR BIT(1) /* 1=> PWD CLEAR jumper detected */
- #define MACEISA_NIC_DEASSERT BIT(2)
- #define MACEISA_NIC_DATA BIT(3)
- #define MACEISA_LED_RED BIT(4) /* 1=> Illuminate RED LED */
- #define MACEISA_LED_GREEN BIT(5) /* 1=> Illuminate GREEN LED */
- #define MACEISA_DP_RAM_ENABLE BIT(6)
- /*
- * ISA interrupt and status registers - 32 bit
- */
- #define MACEISA_INT_STAT (MACE_ISA_BASE + 0x00000014)
- #define MACEISA_INT_MASK (MACE_ISA_BASE + 0x0000001c)
- /*
- * Bits in the status/mask registers
- */
- #define MACEISA_AUDIO_SW_INT BIT (0)
- #define MACEISA_AUDIO_SC_INT BIT (1)
- #define MACEISA_AUDIO1_DMAT_INT BIT (2)
- #define MACEISA_AUDIO1_OF_INT BIT (3)
- #define MACEISA_AUDIO2_DMAT_INT BIT (4)
- #define MACEISA_AUDIO2_MERR_INT BIT (5)
- #define MACEISA_AUDIO3_DMAT_INT BIT (6)
- #define MACEISA_AUDIO3_MERR_INT BIT (7)
- #define MACEISA_RTC_INT BIT (8)
- #define MACEISA_KEYB_INT BIT (9)
- #define MACEISA_KEYB_POLL_INT BIT (10)
- #define MACEISA_MOUSE_INT BIT (11)
- #define MACEISA_MOUSE_POLL_INT BIT (12)
- #define MACEISA_TIMER0_INT BIT (13)
- #define MACEISA_TIMER1_INT BIT (14)
- #define MACEISA_TIMER2_INT BIT (15)
- #define MACEISA_PARALLEL_INT BIT (16)
- #define MACEISA_PAR_CTXA_INT BIT (17)
- #define MACEISA_PAR_CTXB_INT BIT (18)
- #define MACEISA_PAR_MERR_INT BIT (19)
- #define MACEISA_SERIAL1_INT BIT (20)
- #define MACEISA_SERIAL1_TDMAT_INT BIT (21)
- #define MACEISA_SERIAL1_TDMAPR_INT BIT (22)
- #define MACEISA_SERIAL1_TDMAME_INT BIT (23)
- #define MACEISA_SERIAL1_RDMAT_INT BIT (24)
- #define MACEISA_SERIAL1_RDMAOR_INT BIT (25)
- #define MACEISA_SERIAL2_INT BIT (26)
- #define MACEISA_SERIAL2_TDMAT_INT BIT (27)
- #define MACEISA_SERIAL2_TDMAPR_INT BIT (28)
- #define MACEISA_SERIAL2_TDMAME_INT BIT (29)
- #define MACEISA_SERIAL2_RDMAT_INT BIT (30)
- #define MACEISA_SERIAL2_RDMAOR_INT BIT (31)
- #ifndef __ASSEMBLY__
- #include <asm/types.h>
- /*
- * XXX Some of these are probably not needed (or even legal?)
- */
- static inline u8 mace_read_8 (unsigned long __offset)
- {
- return *((volatile u8 *) (MACE_BASE + __offset));
- }
- static inline u16 mace_read_16 (unsigned long __offset)
- {
- return *((volatile u16 *) (MACE_BASE + __offset));
- }
- static inline u32 mace_read_32 (unsigned long __offset)
- {
- return *((volatile u32 *) (MACE_BASE + __offset));
- }
- static inline u64 mace_read_64 (unsigned long __offset)
- {
- return *((volatile u64 *) (MACE_BASE + __offset));
- }
- static inline void mace_write_8 (unsigned long __offset, u8 __val)
- {
- *((volatile u8 *) (MACE_BASE + __offset)) = __val;
- }
- static inline void mace_write_16 (unsigned long __offset, u16 __val)
- {
- *((volatile u16 *) (MACE_BASE + __offset)) = __val;
- }
- static inline void mace_write_32 (unsigned long __offset, u32 __val)
- {
- *((volatile u32 *) (MACE_BASE + __offset)) = __val;
- }
- static inline void mace_write_64 (unsigned long __offset, u64 __val)
- {
- *((volatile u64 *) (MACE_BASE + __offset)) = __val;
- }
- /* Call it whenever device needs to read data from main memory coherently */
- static inline void mace_inv_read_buffers(void)
- {
- /* mace_write_32(MACEPCI_WFLUSH,0xffffffff);*/
- }
- #endif /* !__ASSEMBLY__ */
- #endif /* __ASM_MACE_H__ */