include/hw/ppc/xive2_regs.h - qemu - Git at Google

 /*
  * 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

 #include "qemu/bswap.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, GString *buf);

 /*
  * 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, GString *buf);
 void xive2_end_queue_pic_print_info(Xive2End *end, uint32_t width,
                                     GString *buf);
 void xive2_end_eas_pic_print_info(Xive2End *end, uint32_t end_idx,
                                   GString *buf);

 /*
  * 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 */
	/*
	* 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

	#include "qemu/bswap.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, GString buf);

	/*
	* 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, GString buf);
	void xive2_end_queue_pic_print_info(Xive2End *end, uint32_t width,
	GString *buf);
	void xive2_end_eas_pic_print_info(Xive2End *end, uint32_t end_idx,
	GString *buf);

	/*
	* 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 */