diff options
Diffstat (limited to 'include/libcpu/tx4938.h')
| -rw-r--r-- | include/libcpu/tx4938.h | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/include/libcpu/tx4938.h b/include/libcpu/tx4938.h new file mode 100644 index 0000000000..5005cc4149 --- /dev/null +++ b/include/libcpu/tx4938.h @@ -0,0 +1,191 @@ +/** + * @file + * + * MIPS Tx4938 specific information + */ + +/* + * COPYRIGHT (c) 1989-2012. + * On-Line Applications Research Corporation (OAR). + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.org/license/LICENSE. + */ + +#ifndef __TX4938_h +#define __TX4938_h + +#define TX4938_REG_BASE 0xFF1F0000 + +/* PCI1 Registers */ +#define TX4938_PCI1_PCIID 0x7000 +#define TX4938_PCI1_PCISTATUS 0x7004 +#define TX4938_PCI1_PCICFG1 0x700c +#define TX4938_PCI1_P2GM1PLBASE 0x7018 +#define TX4938_PCI1_P2GCFG 0x7090 +#define TX4938_PCI1_PBAREQPORT 0x7100 +#define TX4938_PCI1_PBACFG 0x7104 +#define TX4938_PCI1_G2PM0GBASE 0x7120 +#define TX4938_PCI1_G2PIOGBASE 0x7138 +#define TX4938_PCI1_G2PM0MASK 0x7140 +#define TX4938_PCI1_G2PIOMASK 0x714c +#define TX4938_PCI1_G2PM0PBASE 0x7150 +#define TX4938_PCI1_G2PIOPBASE 0x7168 +#define TX4938_PCI1_PCICCFG 0x7170 +#define TX4938_PCI1_PCICSTATUS 0x7174 +#define TX4938_PCI1_P2GM1GBASE 0x7188 +#define TX4938_PCI1_G2PCFGADRS 0x71a0 +#define TX4938_PCI1_G2PCFGDATA 0x71a4 + +/* + * Configuration Registers + */ +#define TX4938_CFG_CCFG 0xE000 /* Chip Configuration Register */ +#define TX4938_CFG_REVID 0xE008 /* Chip Revision ID Register */ +#define TX4938_CFG_PCFG 0xE010 /* Pin Configuration Register */ +#define TX4938_CFG_TOEA 0xE018 /* TimeOut Error Access Address Register */ +#define TX4938_CFG_CLKCTR 0xE020 /* Clock Control Register */ +#define TX4938_CFG_GARBC 0xE030 /* GBUS Arbiter Control Register */ +#define TX4938_CFG_RAMP 0xE048 /* Register Address Mapping Register */ + +/* Pin Configuration register bits */ +#define SELCHI 0x00100000 +#define SELTMR0 0x00000200 + + +/* + * Timer Registers + */ + +#define TX4938_TIMER0_BASE 0xF000 +#define TX4938_TIMER1_BASE 0xF100 +#define TX4938_TIMER2_BASE 0xF200 + +#define TX4938_TIMER_TCR 0x00 /* Timer Control Register */ +#define TX4938_TIMER_TISR 0x04 /* Timer Interrupt Status Register */ +#define TX4938_TIMER_CPRA 0x08 /* Compare Register A */ +#define TX4938_TIMER_CPRB 0x0C /* Compare Register B */ +#define TX4938_TIMER_ITMR 0x10 /* Interval Timer Mode Register */ +#define TX4938_TIMER_CCDR 0x20 /* Divide Cycle Register */ +#define TX4938_TIMER_PGMR 0x30 /* Pulse Generator Mode Register */ +#define TX4938_TIMER_WTMR 0x40 /* Reserved Register */ +#define TX4938_TIMER_TRR 0xF0 /* Timer Read Register */ + +/* ITMR register bits */ +#define TIMER_CLEAR_ENABLE_MASK 0x1 +#define TIMER_INT_ENABLE_MASK 0x8000 + +/* PGMR register bits */ +#define FFI 0x1 +#define TPIAE 0x4000 +#define TPIBE 0x8000 + +/* TISR register bits */ +#define TIIS 0x1 +#define TPIAS 0x2 +#define TPIBS 0x4 +#define TWIS 0x8 + + +/* + * Interrupt Controller Registers + */ +#define TX4938_IRQCTL_DEN 0xF600 /* Interrupt Detection Enable Register */ +#define TX4938_IRQCTL_DM0 0xF604 /* Interrupt Detection Mode Register 0 */ +#define TX4938_IRQCTL_DM1 0xF608 /* Interrupt Detection Mode Register 1 */ +#define TX4938_IRQCTL_LVL0 0xF610 /* Interrupt Level Register 0 */ +#define TX4938_IRQCTL_LVL1 0xF614 /* Interrupt Level Register 1 */ +#define TX4938_IRQCTL_LVL2 0xF618 /* Interrupt Level Register 2 */ +#define TX4938_IRQCTL_LVL3 0xF61C /* Interrupt Level Register 3 */ +#define TX4938_IRQCTL_LVL4 0xF620 /* Interrupt Level Register 4 */ +#define TX4938_IRQCTL_LVL5 0xF624 /* Interrupt Level Register 5 */ +#define TX4938_IRQCTL_LVL6 0xF628 /* Interrupt Level Register 6 */ +#define TX4938_IRQCTL_LVL7 0xF62C /* Interrupt Level Register 7 */ +#define TX4938_IRQCTL_MSK 0xF640 /* Interrupt Mask Register */ +#define TX4938_IRQCTL_EDC 0xF660 /* Interrupt Edge Detection Clear Register */ +#define TX4938_IRQCTL_PND 0xF680 /* Interrupt Pending Register */ +#define TX4938_IRQCTL_CS 0xF6A0 /* Interrupt Current Status Register */ +#define TX4938_IRQCTL_FLAG0 0xF510 /* Interrupt Request Flag Register 0 */ +#define TX4938_IRQCTL_FLAG1 0xF514 /* Interrupt Request Flag Register 1 */ +#define TX4938_IRQCTL_POL 0xF518 /* Interrupt Request Polarity Control Register */ +#define TX4938_IRQCTL_RCNT 0xF51C /* Interrupt Request Control Register */ +#define TX4938_IRQCTL_MASKINT 0xF520 /* Interrupt Request Internal Interrupt Mask Register */ +#define TX4938_IRQCTL_MASKEXT 0xF524 /* Interrupt Request External Interrupt Mask Register */ + +#define TX4938_REG_READ( _base, _register ) \ + *((volatile uint32_t *)((_base) + (_register))) + +#define TX4938_REG_WRITE( _base, _register, _value ) \ + *((volatile uint32_t *)((_base) + (_register))) = (_value) + +/************************************************************************ + * TX49 Register field encodings +*************************************************************************/ +/******** reg: CCFG ********/ +/* field: PCIDIVMODE */ +#define TX4938_CCFG_SYSSP_SHF 6 +#define TX4938_CCFG_SYSSP_MSK (MSK(2) << TX4938_CCFG_SYSSP_SHF) + +/* field: PCI1DMD */ +#define TX4938_CCFG_PCI1DMD_SHF 8 +#define TX4938_CCFG_PCI1DMD_MSK (MSK(1) << TX4938_CCFG_PCI1DMD_SHF) + +/* field: PCIDIVMODE */ +#define TX4938_CCFG_PCIDIVMODE_SHF 10 +#define TX4938_CCFG_PCIDIVMODE_MSK (MSK(3) << TX4938_CCFG_PCIDIVMODE_SHF) + +/* field: PCI1-66 */ +#define TX4938_CCFG_PCI166_SHF 21 +#define TX4938_CCFG_PCI166_MSK ((UINT64)MSK(1) << TX4938_CCFG_PCI166_SHF) + +/* field: PCIMODE */ +#define TX4938_CCFG_PCIMODE_SHF 22 +#define TX4938_CCFG_PCIMODE_MSK ((UINT64)MSK(1) << TX4938_CCFG_PCIMODE_SHF) + +/* field: BRDTY */ +#define TX4938_CCFG_BRDTY_SHF 36 +#define TX4938_CCFG_RRDTY_MSK ((UINT64)MSK(4) << TX4938_CCFG_BRDTY_SHF) + +/* field: BRDRV */ +#define TX4938_CCFG_BRDRV_SHF 32 +#define TX4938_CCFG_BRDRV_MSK ((UINT64)MSK(4) << TX4938_CCFG_BRDRV_SHF) + +/******** reg: CLKCTR ********/ +/* field: PCIC1RST */ +#define TX4938_CLKCTR_PCIC1RST_SHF 11 +#define TX4938_CLKCTR_PCIC1RST_MSK (MSK(1) << TX4938_CLKCTR_PCIC1RST_SHF) + +/******** reg: PCISTATUS ********/ +/* field: MEMSP */ +#define TX4938_PCI_PCISTATUS_MEMSP_SHF 1 +#define TX4938_PCI_PCISTATUS_MEMSP_MSK (MSK(1) << TX4938_PCI_PCISTATUS_MEMSP_SHF) + +/* field: BM */ +#define TX4938_PCI_PCISTATUS_BM_SHF 2 +#define TX4938_PCI_PCISTATUS_BM_MSK (MSK(1) << TX4938_PCI_PCISTATUS_BM_SHF) + +/******** reg: PBACFG ********/ +/* field: RPBA */ +#define TX4938_PCI_PBACFG_RPBA_SHF 2 +#define TX4938_PCI_PBACFG_RPBA_MSK (MSK(1) << TX4938_PCI_PBACFG_RPBA_SHF) + +/* field: PBAEN */ +#define TX4938_PCI_PBACFG_PBAEN_SHF 1 +#define TX4938_PCI_PBACFG_PBAEN_MSK (MSK(1) << TX4938_PCI_PBACFG_PBAEN_SHF) + +/******** reg: PCICFG ********/ +/* field: G2PM0EN */ +#define TX4938_PCI_PCICFG_G2PM0EN_SHF 6 +#define TX4938_PCI_PCICFG_G2PM0EN_MSK (MSK(1) << TX4938_PCI_PCICFG_G2PM0EN_SHF) + +/* field: G2PIOEN */ +#define TX4938_PCI_PCICFG_G2PIOEN_SHF 5 +#define TX4938_PCI_PCICFG_G2PIOEN_MSK (MSK(1) << TX4938_PCI_PCICFG_G2PIOEN_SHF) + +/* field: TCAR */ +#define TX4938_PCI_PCICFG_TCAR_SHF 4 +#define TX4938_PCI_PCICFG_TCAR_MSK (MSK(1) << TX4938_PCI_PCICFG_TCAR_SHF) + + +#endif |