diff options
Diffstat (limited to 'include/hw/ppc/xive2_regs.h')
| -rw-r--r-- | include/hw/ppc/xive2_regs.h | 210 |
1 files changed, 210 insertions, 0 deletions
diff --git a/include/hw/ppc/xive2_regs.h b/include/hw/ppc/xive2_regs.h new file mode 100644 index 0000000000..14605bd458 --- /dev/null +++ b/include/hw/ppc/xive2_regs.h @@ -0,0 +1,210 @@ +/* + * QEMU PowerPC XIVE2 internal structure definitions (POWER10) + * + * Copyright (c) 2019-2022, IBM Corporation. + * + * This code is licensed under the GPL version 2 or later. See the + * COPYING file in the top-level directory. + */ + +#ifndef PPC_XIVE2_REGS_H +#define PPC_XIVE2_REGS_H + +/* + * Thread Interrupt Management Area (TIMA) + * + * In Gen1 mode (P9 compat mode) word 2 is the same. However in Gen2 + * mode (P10), the CAM line is slightly different as the VP space was + * increased. + */ +#define TM2_QW0W2_VU PPC_BIT32(0) +#define TM2_QW0W2_LOGIC_SERV PPC_BITMASK32(4, 31) +#define TM2_QW1W2_VO PPC_BIT32(0) +#define TM2_QW1W2_HO PPC_BIT32(1) +#define TM2_QW1W2_OS_CAM PPC_BITMASK32(4, 31) +#define TM2_QW2W2_VP PPC_BIT32(0) +#define TM2_QW2W2_HP PPC_BIT32(1) +#define TM2_QW2W2_POOL_CAM PPC_BITMASK32(4, 31) +#define TM2_QW3W2_VT PPC_BIT32(0) +#define TM2_QW3W2_HT PPC_BIT32(1) +#define TM2_QW3W2_LP PPC_BIT32(6) +#define TM2_QW3W2_LE PPC_BIT32(7) + +/* + * Event Assignment Structure (EAS) + */ + +typedef struct Xive2Eas { + uint64_t w; +#define EAS2_VALID PPC_BIT(0) +#define EAS2_END_BLOCK PPC_BITMASK(4, 7) /* Destination EQ block# */ +#define EAS2_END_INDEX PPC_BITMASK(8, 31) /* Destination EQ index */ +#define EAS2_MASKED PPC_BIT(32) /* Masked */ +#define EAS2_END_DATA PPC_BITMASK(33, 63) /* written to the EQ */ +} Xive2Eas; + +#define xive2_eas_is_valid(eas) (be64_to_cpu((eas)->w) & EAS2_VALID) +#define xive2_eas_is_masked(eas) (be64_to_cpu((eas)->w) & EAS2_MASKED) + +void xive2_eas_pic_print_info(Xive2Eas *eas, uint32_t lisn, Monitor *mon); + +/* + * Event Notifification Descriptor (END) + */ + +typedef struct Xive2End { + uint32_t w0; +#define END2_W0_VALID PPC_BIT32(0) /* "v" bit */ +#define END2_W0_ENQUEUE PPC_BIT32(5) /* "q" bit */ +#define END2_W0_UCOND_NOTIFY PPC_BIT32(6) /* "n" bit */ +#define END2_W0_SILENT_ESCALATE PPC_BIT32(7) /* "s" bit */ +#define END2_W0_BACKLOG PPC_BIT32(8) /* "b" bit */ +#define END2_W0_PRECL_ESC_CTL PPC_BIT32(9) /* "p" bit */ +#define END2_W0_UNCOND_ESCALATE PPC_BIT32(10) /* "u" bit */ +#define END2_W0_ESCALATE_CTL PPC_BIT32(11) /* "e" bit */ +#define END2_W0_ADAPTIVE_ESC PPC_BIT32(12) /* "a" bit */ +#define END2_W0_ESCALATE_END PPC_BIT32(13) /* "N" bit */ +#define END2_W0_FIRMWARE1 PPC_BIT32(16) /* Owned by FW */ +#define END2_W0_FIRMWARE2 PPC_BIT32(17) /* Owned by FW */ +#define END2_W0_AEC_SIZE PPC_BITMASK32(18, 19) +#define END2_W0_AEG_SIZE PPC_BITMASK32(20, 23) +#define END2_W0_EQ_VG_PREDICT PPC_BITMASK32(24, 31) /* Owned by HW */ + uint32_t w1; +#define END2_W1_ESn PPC_BITMASK32(0, 1) +#define END2_W1_ESn_P PPC_BIT32(0) +#define END2_W1_ESn_Q PPC_BIT32(1) +#define END2_W1_ESe PPC_BITMASK32(2, 3) +#define END2_W1_ESe_P PPC_BIT32(2) +#define END2_W1_ESe_Q PPC_BIT32(3) +#define END2_W1_GEN_FLIPPED PPC_BIT32(8) +#define END2_W1_GENERATION PPC_BIT32(9) +#define END2_W1_PAGE_OFF PPC_BITMASK32(10, 31) + uint32_t w2; +#define END2_W2_RESERVED PPC_BITMASK32(4, 7) +#define END2_W2_EQ_ADDR_HI PPC_BITMASK32(8, 31) + uint32_t w3; +#define END2_W3_EQ_ADDR_LO PPC_BITMASK32(0, 24) +#define END2_W3_QSIZE PPC_BITMASK32(28, 31) + uint32_t w4; +#define END2_W4_END_BLOCK PPC_BITMASK32(4, 7) +#define END2_W4_ESC_END_INDEX PPC_BITMASK32(8, 31) +#define END2_W4_ESB_BLOCK PPC_BITMASK32(0, 3) +#define END2_W4_ESC_ESB_INDEX PPC_BITMASK32(4, 31) + uint32_t w5; +#define END2_W5_ESC_END_DATA PPC_BITMASK32(1, 31) + uint32_t w6; +#define END2_W6_FORMAT_BIT PPC_BIT32(0) +#define END2_W6_IGNORE PPC_BIT32(1) +#define END2_W6_VP_BLOCK PPC_BITMASK32(4, 7) +#define END2_W6_VP_OFFSET PPC_BITMASK32(8, 31) +#define END2_W6_VP_OFFSET_GEN1 PPC_BITMASK32(13, 31) + uint32_t w7; +#define END2_W7_TOPO PPC_BITMASK32(0, 3) /* Owned by HW */ +#define END2_W7_F0_PRIORITY PPC_BITMASK32(8, 15) +#define END2_W7_F1_LOG_SERVER_ID PPC_BITMASK32(4, 31) +} Xive2End; + +#define xive2_end_is_valid(end) (be32_to_cpu((end)->w0) & END2_W0_VALID) +#define xive2_end_is_enqueue(end) (be32_to_cpu((end)->w0) & END2_W0_ENQUEUE) +#define xive2_end_is_notify(end) \ + (be32_to_cpu((end)->w0) & END2_W0_UCOND_NOTIFY) +#define xive2_end_is_backlog(end) (be32_to_cpu((end)->w0) & END2_W0_BACKLOG) +#define xive2_end_is_escalate(end) \ + (be32_to_cpu((end)->w0) & END2_W0_ESCALATE_CTL) +#define xive2_end_is_uncond_escalation(end) \ + (be32_to_cpu((end)->w0) & END2_W0_UNCOND_ESCALATE) +#define xive2_end_is_silent_escalation(end) \ + (be32_to_cpu((end)->w0) & END2_W0_SILENT_ESCALATE) +#define xive2_end_is_escalate_end(end) \ + (be32_to_cpu((end)->w0) & END2_W0_ESCALATE_END) +#define xive2_end_is_firmware1(end) \ + (be32_to_cpu((end)->w0) & END2_W0_FIRMWARE1) +#define xive2_end_is_firmware2(end) \ + (be32_to_cpu((end)->w0) & END2_W0_FIRMWARE2) + +static inline uint64_t xive2_end_qaddr(Xive2End *end) +{ + return ((uint64_t) be32_to_cpu(end->w2) & END2_W2_EQ_ADDR_HI) << 32 | + (be32_to_cpu(end->w3) & END2_W3_EQ_ADDR_LO); +} + +void xive2_end_pic_print_info(Xive2End *end, uint32_t end_idx, Monitor *mon); +void xive2_end_queue_pic_print_info(Xive2End *end, uint32_t width, + Monitor *mon); +void xive2_end_eas_pic_print_info(Xive2End *end, uint32_t end_idx, + Monitor *mon); + +/* + * Notification Virtual Processor (NVP) + */ +typedef struct Xive2Nvp { + uint32_t w0; +#define NVP2_W0_VALID PPC_BIT32(0) +#define NVP2_W0_HW PPC_BIT32(7) +#define NVP2_W0_ESC_END PPC_BIT32(25) /* 'N' bit 0:ESB 1:END */ + uint32_t w1; +#define NVP2_W1_CO PPC_BIT32(13) +#define NVP2_W1_CO_PRIV PPC_BITMASK32(14, 15) +#define NVP2_W1_CO_THRID_VALID PPC_BIT32(16) +#define NVP2_W1_CO_THRID PPC_BITMASK32(17, 31) + uint32_t w2; +#define NVP2_W2_CPPR PPC_BITMASK32(0, 7) +#define NVP2_W2_IPB PPC_BITMASK32(8, 15) +#define NVP2_W2_LSMFB PPC_BITMASK32(16, 23) + uint32_t w3; + uint32_t w4; +#define NVP2_W4_ESC_ESB_BLOCK PPC_BITMASK32(0, 3) /* N:0 */ +#define NVP2_W4_ESC_ESB_INDEX PPC_BITMASK32(4, 31) /* N:0 */ +#define NVP2_W4_ESC_END_BLOCK PPC_BITMASK32(4, 7) /* N:1 */ +#define NVP2_W4_ESC_END_INDEX PPC_BITMASK32(8, 31) /* N:1 */ + uint32_t w5; +#define NVP2_W5_PSIZE PPC_BITMASK32(0, 1) +#define NVP2_W5_VP_END_BLOCK PPC_BITMASK32(4, 7) +#define NVP2_W5_VP_END_INDEX PPC_BITMASK32(8, 31) + uint32_t w6; + uint32_t w7; +} Xive2Nvp; + +#define xive2_nvp_is_valid(nvp) (be32_to_cpu((nvp)->w0) & NVP2_W0_VALID) +#define xive2_nvp_is_hw(nvp) (be32_to_cpu((nvp)->w0) & NVP2_W0_HW) +#define xive2_nvp_is_co(nvp) (be32_to_cpu((nvp)->w1) & NVP2_W1_CO) + +/* + * The VP number space in a block is defined by the END2_W6_VP_OFFSET + * field of the XIVE END. When running in Gen1 mode (P9 compat mode), + * the VP space is reduced to (1 << 19) VPs per block + */ +#define XIVE2_NVP_SHIFT 24 +#define XIVE2_NVP_COUNT (1 << XIVE2_NVP_SHIFT) + +static inline uint32_t xive2_nvp_cam_line(uint8_t nvp_blk, uint32_t nvp_idx) +{ + return (nvp_blk << XIVE2_NVP_SHIFT) | nvp_idx; +} + +static inline uint32_t xive2_nvp_idx(uint32_t cam_line) +{ + return cam_line & ((1 << XIVE2_NVP_SHIFT) - 1); +} + +static inline uint32_t xive2_nvp_blk(uint32_t cam_line) +{ + return (cam_line >> XIVE2_NVP_SHIFT) & 0xf; +} + +/* + * Notification Virtual Group or Crowd (NVG/NVC) + */ +typedef struct Xive2Nvgc { + uint32_t w0; +#define NVGC2_W0_VALID PPC_BIT32(0) + uint32_t w1; + uint32_t w2; + uint32_t w3; + uint32_t w4; + uint32_t w5; + uint32_t w6; + uint32_t w7; +} Xive2Nvgc; + +#endif /* PPC_XIVE2_REGS_H */ |