| /* |
| * Copyright 2020 Broadcom |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #ifndef ZEPHYR_INCLUDE_DRIVERS_INTC_GICV3_PRIV_H_ |
| #define ZEPHYR_INCLUDE_DRIVERS_INTC_GICV3_PRIV_H_ |
| |
| #include <zephyr/types.h> |
| #include <zephyr/device.h> |
| #include <zephyr/sys/atomic.h> |
| |
| /* Cache and Share ability for ITS & Redistributor LPI state tables */ |
| #define GIC_BASER_CACHE_NGNRNE 0x0UL /* Device-nGnRnE */ |
| #define GIC_BASER_CACHE_INNERLIKE 0x0UL /* Same as Inner Cacheability. */ |
| #define GIC_BASER_CACHE_NCACHEABLE 0x1UL /* Non-cacheable */ |
| #define GIC_BASER_CACHE_RAWT 0x2UL /* Cacheable R-allocate, W-through */ |
| #define GIC_BASER_CACHE_RAWB 0x3UL /* Cacheable R-allocate, W-back */ |
| #define GIC_BASER_CACHE_WAWT 0x4UL /* Cacheable W-allocate, W-through */ |
| #define GIC_BASER_CACHE_WAWB 0x5UL /* Cacheable W-allocate, W-back */ |
| #define GIC_BASER_CACHE_RAWAWT 0x6UL /* Cacheable R-allocate, W-allocate, W-through */ |
| #define GIC_BASER_CACHE_RAWAWB 0x7UL /* Cacheable R-allocate, W-allocate, W-back */ |
| #define GIC_BASER_SHARE_NO 0x0UL /* Non-shareable */ |
| #define GIC_BASER_SHARE_INNER 0x1UL /* Inner Shareable */ |
| #define GIC_BASER_SHARE_OUTER 0x2UL /* Outer Shareable */ |
| |
| /* |
| * GIC Register Interface Base Addresses |
| */ |
| |
| #define GIC_RDIST_BASE DT_REG_ADDR_BY_IDX(DT_INST(0, arm_gic), 1) |
| |
| /* SGI base is at 64K offset from Redistributor */ |
| #define GICR_SGI_BASE_OFF 0x10000 |
| |
| /* GICR registers offset from RD_base(n) */ |
| #define GICR_CTLR 0x0000 |
| #define GICR_IIDR 0x0004 |
| #define GICR_TYPER 0x0008 |
| #define GICR_STATUSR 0x0010 |
| #define GICR_WAKER 0x0014 |
| #define GICR_PROPBASER 0x0070 |
| #define GICR_PENDBASER 0x0078 |
| |
| /* Register bit definitions */ |
| |
| /* GICD_CTLR Interrupt group definitions */ |
| #define GICD_CTLR_ENABLE_G0 0 |
| #define GICD_CTLR_ENABLE_G1NS 1 |
| #define GICD_CTLR_ENABLE_G1S 2 |
| #define GICD_CTRL_ARE_S 4 |
| #define GICD_CTRL_ARE_NS 5 |
| #define GICD_CTRL_NS 6 |
| #define GICD_CGRL_E1NWF 7 |
| |
| /* GICD_CTLR Register write progress bit */ |
| #define GICD_CTLR_RWP 31 |
| |
| /* GICR_CTLR */ |
| #define GICR_CTLR_ENABLE_LPIS BIT(0) |
| #define GICR_CTLR_RWP 3 |
| |
| /* GICR_TYPER */ |
| #define GICR_TYPER_PROCESSOR_NUMBER_SHIFT 8 |
| #define GICR_TYPER_PROCESSOR_NUMBER_MASK 0xFFFFUL |
| #define GICR_TYPER_PROCESSOR_NUMBER_GET(_val) MASK_GET(_val, GICR_TYPER_PROCESSOR_NUMBER) |
| |
| /* GICR_WAKER */ |
| #define GICR_WAKER_PS 1 |
| #define GICR_WAKER_CA 2 |
| |
| /* GICR_PROPBASER */ |
| #define GITR_PROPBASER_ID_BITS_MASK 0x1fUL |
| #define GITR_PROPBASER_INNER_CACHE_SHIFT 7 |
| #define GITR_PROPBASER_INNER_CACHE_MASK 0x7UL |
| #define GITR_PROPBASER_SHAREABILITY_SHIFT 10 |
| #define GITR_PROPBASER_SHAREABILITY_MASK 0x3UL |
| #define GITR_PROPBASER_ADDR_SHIFT 12 |
| #define GITR_PROPBASER_ADDR_MASK 0xFFFFFFFFFFUL |
| #define GITR_PROPBASER_OUTER_CACHE_SHIFT 56 |
| #define GITR_PROPBASER_OUTER_CACHE_MASK 0x7UL |
| |
| /* GICR_PENDBASER */ |
| #define GITR_PENDBASER_INNER_CACHE_SHIFT 7 |
| #define GITR_PENDBASER_INNER_CACHE_MASK 0x7UL |
| #define GITR_PENDBASER_SHAREABILITY_SHIFT 10 |
| #define GITR_PENDBASER_SHAREABILITY_MASK 0x3UL |
| #define GITR_PENDBASER_ADDR_SHIFT 16 |
| #define GITR_PENDBASER_ADDR_MASK 0xFFFFFFFFFUL |
| #define GITR_PENDBASER_OUTER_CACHE_SHIFT 56 |
| #define GITR_PENDBASER_OUTER_CACHE_MASK 0x7UL |
| #define GITR_PENDBASER_PTZ BIT64(62) |
| |
| /* GITCD_IROUTER */ |
| #define GIC_DIST_IROUTER 0x6000 |
| #define IROUTER(base, n) (base + GIC_DIST_IROUTER + (n) * 8) |
| |
| /* |
| * ITS registers, offsets from ITS_base |
| */ |
| #define GITS_CTLR 0x0000 |
| #define GITS_IIDR 0x0004 |
| #define GITS_TYPER 0x0008 |
| #define GITS_STATUSR 0x0040 |
| #define GITS_UMSIR 0x0048 |
| #define GITS_CBASER 0x0080 |
| #define GITS_CWRITER 0x0088 |
| #define GITS_CREADR 0x0090 |
| #define GITS_BASER(n) (0x0100 + ((n) * 8)) |
| |
| #define GITS_TRANSLATER 0x10040 |
| |
| /* ITS CTLR register */ |
| #define GITS_CTLR_ENABLED_SHIFT 0 |
| #define GITS_CTLR_ENABLED_MASK 0x1UL |
| #define GITS_CTLR_ITS_NUMBER_SHIFT 4 |
| #define GITS_CTLR_ITS_NUMBER_MASK 0xfUL |
| #define GITS_CTLR_QUIESCENT_SHIFT 31 |
| #define GITS_CTLR_QUIESCENT_MASK 0x1UL |
| |
| #define GITS_CTLR_ENABLED_GET(_val) MASK_GET(_val, GITS_CTLR_ENABLED) |
| #define GITS_CTLR_QUIESCENT_GET(_val) MASK_GET(_val, GITS_CTLR_QUIESCENT) |
| |
| /* ITS TYPER register */ |
| #define GITS_TYPER_PHY_SHIFT 0 |
| #define GITS_TYPER_PHY_MASK 0x1UL |
| #define GITS_TYPER_VIRT_SHIFT 1 |
| #define GITS_TYPER_VIRT_MASK 0x1UL |
| #define GITS_TYPER_ITT_ENTRY_SIZE_SHIFT 4 |
| #define GITS_TYPER_ITT_ENTRY_SIZE_MASK 0xfUL |
| #define GITS_TYPER_IDBITS_SHIFT 8 |
| #define GITS_TYPER_IDBITS_MASK 0x1fUL |
| #define GITS_TYPER_DEVBITS_SHIFT 13 |
| #define GITS_TYPER_DEVBITS_MASK 0x1fUL |
| #define GITS_TYPER_SEIS_SHIFT 18 |
| #define GITS_TYPER_SEIS_MASK 0x1UL |
| #define GITS_TYPER_PTA_SHIFT 19 |
| #define GITS_TYPER_PTA_MASK 0x1UL |
| #define GITS_TYPER_HCC_SHIFT 24 |
| #define GITS_TYPER_HCC_MASK 0xffUL |
| #define GITS_TYPER_CIDBITS_SHIFT 32 |
| #define GITS_TYPER_CIDBITS_MASK 0xfUL |
| #define GITS_TYPER_CIL_SHIFT 36 |
| #define GITS_TYPER_CIL_MASK 0x1UL |
| |
| #define GITS_TYPER_ITT_ENTRY_SIZE_GET(_val) MASK_GET(_val, GITS_TYPER_ITT_ENTRY_SIZE) |
| #define GITS_TYPER_PTA_GET(_val) MASK_GET(_val, GITS_TYPER_PTA) |
| #define GITS_TYPER_HCC_GET(_val) MASK_GET(_val, GITS_TYPER_HCC) |
| #define GITS_TYPER_DEVBITS_GET(_val) MASK_GET(_val, GITS_TYPER_DEVBITS) |
| |
| /* ITS COMMON BASER / CBASER register */ |
| |
| /* ITS CBASER register */ |
| #define GITS_CBASER_SIZE_SHIFT 0 |
| #define GITS_CBASER_SIZE_MASK 0xffUL |
| #define GITS_CBASER_SHAREABILITY_SHIFT 10 |
| #define GITS_CBASER_SHAREABILITY_MASK 0x3UL |
| #define GITS_CBASER_ADDR_SHIFT 12 |
| #define GITS_CBASER_ADDR_MASK 0xfffffffffUL |
| #define GITS_CBASER_OUTER_CACHE_SHIFT 53 |
| #define GITS_CBASER_OUTER_CACHE_MASK 0x7UL |
| #define GITS_CBASER_INNER_CACHE_SHIFT 59 |
| #define GITS_CBASER_INNER_CACHE_MASK 0x7UL |
| #define GITS_CBASER_VALID_SHIFT 63 |
| #define GITS_CBASER_VALID_MASK 0x1UL |
| |
| /* ITS BASER<n> register */ |
| #define GITS_BASER_SIZE_SHIFT 0 |
| #define GITS_BASER_SIZE_MASK 0xffUL |
| #define GITS_BASER_PAGE_SIZE_SHIFT 8 |
| #define GITS_BASER_PAGE_SIZE_MASK 0x3UL |
| #define GITS_BASER_PAGE_SIZE_4K 0 |
| #define GITS_BASER_PAGE_SIZE_16K 1 |
| #define GITS_BASER_PAGE_SIZE_64K 2 |
| #define GITS_BASER_SHAREABILITY_SHIFT 10 |
| #define GITS_BASER_SHAREABILITY_MASK 0x3UL |
| #define GITS_BASER_ADDR_SHIFT 12 |
| #define GITS_BASER_ADDR_MASK 0xfffffffff |
| #define GITS_BASER_ENTRY_SIZE_SHIFT 48 |
| #define GITS_BASER_ENTRY_SIZE_MASK 0x1fUL |
| #define GITS_BASER_OUTER_CACHE_SHIFT 53 |
| #define GITS_BASER_OUTER_CACHE_MASK 0x7UL |
| #define GITS_BASER_TYPE_SHIFT 56 |
| #define GITS_BASER_TYPE_MASK 0x7UL |
| #define GITS_BASER_INNER_CACHE_SHIFT 59 |
| #define GITS_BASER_INNER_CACHE_MASK 0x7UL |
| #define GITS_BASER_INDIRECT_SHIFT 62 |
| #define GITS_BASER_INDIRECT_MASK 0x1UL |
| #define GITS_BASER_VALID_SHIFT 63 |
| #define GITS_BASER_VALID_MASK 0x1UL |
| |
| #define GITS_BASER_TYPE_NONE 0 |
| #define GITS_BASER_TYPE_DEVICE 1 |
| #define GITS_BASER_TYPE_COLLECTION 4 |
| |
| #define GITS_BASER_TYPE_GET(_val) MASK_GET(_val, GITS_BASER_TYPE) |
| #define GITS_BASER_PAGE_SIZE_GET(_val) MASK_GET(_val, GITS_BASER_PAGE_SIZE) |
| #define GITS_BASER_ENTRY_SIZE_GET(_val) MASK_GET(_val, GITS_BASER_ENTRY_SIZE) |
| #define GITS_BASER_INDIRECT_GET(_val) MASK_GET(_val, GITS_BASER_INDIRECT) |
| |
| #define GITS_BASER_NR_REGS 8 |
| |
| /* ITS Commands */ |
| |
| #define GITS_CMD_ID_MOVI 0x01 |
| #define GITS_CMD_ID_INT 0x03 |
| #define GITS_CMD_ID_CLEAR 0x04 |
| #define GITS_CMD_ID_SYNC 0x05 |
| #define GITS_CMD_ID_MAPD 0x08 |
| #define GITS_CMD_ID_MAPC 0x09 |
| #define GITS_CMD_ID_MAPTI 0x0a |
| #define GITS_CMD_ID_MAPI 0x0b |
| #define GITS_CMD_ID_INV 0x0c |
| #define GITS_CMD_ID_INVALL 0x0d |
| #define GITS_CMD_ID_MOVALL 0x0e |
| #define GITS_CMD_ID_DISCARD 0x0f |
| |
| #define GITS_CMD_ID_OFFSET 0 |
| #define GITS_CMD_ID_SHIFT 0 |
| #define GITS_CMD_ID_MASK 0xffUL |
| |
| #define GITS_CMD_DEVICEID_OFFSET 0 |
| #define GITS_CMD_DEVICEID_SHIFT 32 |
| #define GITS_CMD_DEVICEID_MASK 0xffffffffUL |
| |
| #define GITS_CMD_SIZE_OFFSET 1 |
| #define GITS_CMD_SIZE_SHIFT 0 |
| #define GITS_CMD_SIZE_MASK 0x1fUL |
| |
| #define GITS_CMD_EVENTID_OFFSET 1 |
| #define GITS_CMD_EVENTID_SHIFT 0 |
| #define GITS_CMD_EVENTID_MASK 0xffffffffUL |
| |
| #define GITS_CMD_PINTID_OFFSET 1 |
| #define GITS_CMD_PINTID_SHIFT 32 |
| #define GITS_CMD_PINTID_MASK 0xffffffffUL |
| |
| #define GITS_CMD_ICID_OFFSET 2 |
| #define GITS_CMD_ICID_SHIFT 0 |
| #define GITS_CMD_ICID_MASK 0xffffUL |
| |
| #define GITS_CMD_ITTADDR_OFFSET 2 |
| #define GITS_CMD_ITTADDR_SHIFT 8 |
| #define GITS_CMD_ITTADDR_MASK 0xffffffffffUL |
| #define GITS_CMD_ITTADDR_ALIGN GITS_CMD_ITTADDR_SHIFT |
| #define GITS_CMD_ITTADDR_ALIGN_SZ (BIT(0) << GITS_CMD_ITTADDR_ALIGN) |
| |
| #define GITS_CMD_RDBASE_OFFSET 2 |
| #define GITS_CMD_RDBASE_SHIFT 16 |
| #define GITS_CMD_RDBASE_MASK 0xffffffffUL |
| #define GITS_CMD_RDBASE_ALIGN GITS_CMD_RDBASE_SHIFT |
| |
| #define GITS_CMD_VALID_OFFSET 2 |
| #define GITS_CMD_VALID_SHIFT 63 |
| #define GITS_CMD_VALID_MASK 0x1UL |
| |
| #define MASK(__basename) (__basename##_MASK << __basename##_SHIFT) |
| #define MASK_SET(__val, __basename) (((__val) & __basename##_MASK) << __basename##_SHIFT) |
| #define MASK_GET(__reg, __basename) (((__reg) >> __basename##_SHIFT) & __basename##_MASK) |
| |
| #ifdef CONFIG_GIC_V3_ITS |
| void its_rdist_map(void); |
| void its_rdist_invall(void); |
| |
| extern atomic_t nlpi_intid; |
| #endif |
| |
| #endif /* ZEPHYR_INCLUDE_DRIVERS_INTC_GICV3_PRIV_H_ */ |
