/* * Copyright 2013 Tilera Corporation. All Rights Reserved. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation, version 2. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or * NON INFRINGEMENT. See the GNU General Public License for * more details. */ /* * Pull in the hypervisor header so we declare all the ABI functions * with the underscore versions, then undef the names so that we can * provide our own wrapper versions. */ #define hv_init _hv_init #define hv_install_context _hv_install_context #define hv_sysconf _hv_sysconf #define hv_get_rtc _hv_get_rtc #define hv_set_rtc _hv_set_rtc #define hv_flush_asid _hv_flush_asid #define hv_flush_page _hv_flush_page #define hv_flush_pages _hv_flush_pages #define hv_restart _hv_restart #define hv_halt _hv_halt #define hv_power_off _hv_power_off #define hv_inquire_physical _hv_inquire_physical #define hv_inquire_memory_controller _hv_inquire_memory_controller #define hv_inquire_virtual _hv_inquire_virtual #define hv_inquire_asid _hv_inquire_asid #define hv_nanosleep _hv_nanosleep #define hv_console_read_if_ready _hv_console_read_if_ready #define hv_console_write _hv_console_write #define hv_downcall_dispatch _hv_downcall_dispatch #define hv_inquire_topology _hv_inquire_topology #define hv_fs_findfile _hv_fs_findfile #define hv_fs_fstat _hv_fs_fstat #define hv_fs_pread _hv_fs_pread #define hv_physaddr_read64 _hv_physaddr_read64 #define hv_physaddr_write64 _hv_physaddr_write64 #define hv_get_command_line _hv_get_command_line #define hv_set_caching _hv_set_caching #define hv_bzero_page _hv_bzero_page #define hv_register_message_state _hv_register_message_state #define hv_send_message _hv_send_message #define hv_receive_message _hv_receive_message #define hv_inquire_context _hv_inquire_context #define hv_start_all_tiles _hv_start_all_tiles #define hv_dev_open _hv_dev_open #define hv_dev_close _hv_dev_close #define hv_dev_pread _hv_dev_pread #define hv_dev_pwrite _hv_dev_pwrite #define hv_dev_poll _hv_dev_poll #define hv_dev_poll_cancel _hv_dev_poll_cancel #define hv_dev_preada _hv_dev_preada #define hv_dev_pwritea _hv_dev_pwritea #define hv_flush_remote _hv_flush_remote #define hv_console_putc _hv_console_putc #define hv_inquire_tiles _hv_inquire_tiles #define hv_confstr _hv_confstr #define hv_reexec _hv_reexec #define hv_set_command_line _hv_set_command_line #define hv_clear_intr _hv_clear_intr #define hv_enable_intr _hv_enable_intr #define hv_disable_intr _hv_disable_intr #define hv_raise_intr _hv_raise_intr #define hv_trigger_ipi _hv_trigger_ipi #define hv_store_mapping _hv_store_mapping #define hv_inquire_realpa _hv_inquire_realpa #define hv_flush_all _hv_flush_all #define hv_get_ipi_pte _hv_get_ipi_pte #define hv_set_pte_super_shift _hv_set_pte_super_shift #define hv_console_set_ipi _hv_console_set_ipi #include #undef hv_init #undef hv_install_context #undef hv_sysconf #undef hv_get_rtc #undef hv_set_rtc #undef hv_flush_asid #undef hv_flush_page #undef hv_flush_pages #undef hv_restart #undef hv_halt #undef hv_power_off #undef hv_inquire_physical #undef hv_inquire_memory_controller #undef hv_inquire_virtual #undef hv_inquire_asid #undef hv_nanosleep #undef hv_console_read_if_ready #undef hv_console_write #undef hv_downcall_dispatch #undef hv_inquire_topology #undef hv_fs_findfile #undef hv_fs_fstat #undef hv_fs_pread #undef hv_physaddr_read64 #undef hv_physaddr_write64 #undef hv_get_command_line #undef hv_set_caching #undef hv_bzero_page #undef hv_register_message_state #undef hv_send_message #undef hv_receive_message #undef hv_inquire_context #undef hv_start_all_tiles #undef hv_dev_open #undef hv_dev_close #undef hv_dev_pread #undef hv_dev_pwrite #undef hv_dev_poll #undef hv_dev_poll_cancel #undef hv_dev_preada #undef hv_dev_pwritea #undef hv_flush_remote #undef hv_console_putc #undef hv_inquire_tiles #undef hv_confstr #undef hv_reexec #undef hv_set_command_line #undef hv_clear_intr #undef hv_enable_intr #undef hv_disable_intr #undef hv_raise_intr #undef hv_trigger_ipi #undef hv_store_mapping #undef hv_inquire_realpa #undef hv_flush_all #undef hv_get_ipi_pte #undef hv_set_pte_super_shift #undef hv_console_set_ipi /* * Provide macros based on to provide a wrapper * function that invokes the same function with an underscore prefix. * We can't use the existing __SC_xxx macros because we need to * support up to nine arguments rather than up to six, and also this * way the file stands alone from possible changes in the * implementation of . */ #define HV_WRAP0(type, name) \ type name(void); \ type name(void) \ { \ return _##name(); \ } #define __HV_DECL1(t1, a1) t1 a1 #define __HV_DECL2(t2, a2, ...) t2 a2, __HV_DECL1(__VA_ARGS__) #define __HV_DECL3(t3, a3, ...) t3 a3, __HV_DECL2(__VA_ARGS__) #define __HV_DECL4(t4, a4, ...) t4 a4, __HV_DECL3(__VA_ARGS__) #define __HV_DECL5(t5, a5, ...) t5 a5, __HV_DECL4(__VA_ARGS__) #define __HV_DECL6(t6, a6, ...) t6 a6, __HV_DECL5(__VA_ARGS__) #define __HV_DECL7(t7, a7, ...) t7 a7, __HV_DECL6(__VA_ARGS__) #define __HV_DECL8(t8, a8, ...) t8 a8, __HV_DECL7(__VA_ARGS__) #define __HV_DECL9(t9, a9, ...) t9 a9, __HV_DECL8(__VA_ARGS__) #define __HV_PASS1(t1, a1) a1 #define __HV_PASS2(t2, a2, ...) a2, __HV_PASS1(__VA_ARGS__) #define __HV_PASS3(t3, a3, ...) a3, __HV_PASS2(__VA_ARGS__) #define __HV_PASS4(t4, a4, ...) a4, __HV_PASS3(__VA_ARGS__) #define __HV_PASS5(t5, a5, ...) a5, __HV_PASS4(__VA_ARGS__) #define __HV_PASS6(t6, a6, ...) a6, __HV_PASS5(__VA_ARGS__) #define __HV_PASS7(t7, a7, ...) a7, __HV_PASS6(__VA_ARGS__) #define __HV_PASS8(t8, a8, ...) a8, __HV_PASS7(__VA_ARGS__) #define __HV_PASS9(t9, a9, ...) a9, __HV_PASS8(__VA_ARGS__) #define HV_WRAPx(x, type, name, ...) \ type name(__HV_DECL##x(__VA_ARGS__)); \ type name(__HV_DECL##x(__VA_ARGS__)) \ { \ return _##name(__HV_PASS##x(__VA_ARGS__)); \ } #define HV_WRAP1(type, name, ...) HV_WRAPx(1, type, name, __VA_ARGS__) #define HV_WRAP2(type, name, ...) HV_WRAPx(2, type, name, __VA_ARGS__) #define HV_WRAP3(type, name, ...) HV_WRAPx(3, type, name, __VA_ARGS__) #define HV_WRAP4(type, name, ...) HV_WRAPx(4, type, name, __VA_ARGS__) #define HV_WRAP5(type, name, ...) HV_WRAPx(5, type, name, __VA_ARGS__) #define HV_WRAP6(type, name, ...) HV_WRAPx(6, type, name, __VA_ARGS__) #define HV_WRAP7(type, name, ...) HV_WRAPx(7, type, name, __VA_ARGS__) #define HV_WRAP8(type, name, ...) HV_WRAPx(8, type, name, __VA_ARGS__) #define HV_WRAP9(type, name, ...) HV_WRAPx(9, type, name, __VA_ARGS__) /* List all the hypervisor API functions. */ HV_WRAP4(void, hv_init, HV_VersionNumber, interface_version_number, int, chip_num, int, chip_rev_num, int, client_pl) HV_WRAP1(long, hv_sysconf, HV_SysconfQuery, query) HV_WRAP3(int, hv_confstr, HV_ConfstrQuery, query, HV_VirtAddr, buf, int, len) #if CHIP_HAS_IPI() HV_WRAP3(int, hv_get_ipi_pte, HV_Coord, tile, int, pl, HV_PTE*, pte) HV_WRAP3(int, hv_console_set_ipi, int, ipi, int, event, HV_Coord, coord); #else HV_WRAP1(void, hv_enable_intr, HV_IntrMask, enab_mask) HV_WRAP1(void, hv_disable_intr, HV_IntrMask, disab_mask) HV_WRAP1(void, hv_clear_intr, HV_IntrMask, clear_mask) HV_WRAP1(void, hv_raise_intr, HV_IntrMask, raise_mask) HV_WRAP2(HV_Errno, hv_trigger_ipi, HV_Coord, tile, int, interrupt) #endif /* !CHIP_HAS_IPI() */ HV_WRAP3(int, hv_store_mapping, HV_VirtAddr, va, unsigned int, len, HV_PhysAddr, pa) HV_WRAP2(HV_PhysAddr, hv_inquire_realpa, HV_PhysAddr, cpa, unsigned int, len) HV_WRAP0(HV_RTCTime, hv_get_rtc) HV_WRAP1(void, hv_set_rtc, HV_RTCTime, time) HV_WRAP4(int, hv_install_context, HV_PhysAddr, page_table, HV_PTE, access, HV_ASID, asid, __hv32, flags) HV_WRAP2(int, hv_set_pte_super_shift, int, level, int, log2_count) HV_WRAP0(HV_Context, hv_inquire_context) HV_WRAP1(int, hv_flush_asid, HV_ASID, asid) HV_WRAP2(int, hv_flush_page, HV_VirtAddr, address, HV_PageSize, page_size) HV_WRAP3(int, hv_flush_pages, HV_VirtAddr, start, HV_PageSize, page_size, unsigned long, size) HV_WRAP1(int, hv_flush_all, int, preserve_global) HV_WRAP2(void, hv_restart, HV_VirtAddr, cmd, HV_VirtAddr, args) HV_WRAP0(void, hv_halt) HV_WRAP0(void, hv_power_off) HV_WRAP1(int, hv_reexec, HV_PhysAddr, entry) HV_WRAP0(HV_Topology, hv_inquire_topology) HV_WRAP3(HV_Errno, hv_inquire_tiles, HV_InqTileSet, set, HV_VirtAddr, cpumask, int, length) HV_WRAP1(HV_PhysAddrRange, hv_inquire_physical, int, idx) HV_WRAP2(HV_MemoryControllerInfo, hv_inquire_memory_controller, HV_Coord, coord, int, controller) HV_WRAP1(HV_VirtAddrRange, hv_inquire_virtual, int, idx) HV_WRAP1(HV_ASIDRange, hv_inquire_asid, int, idx) HV_WRAP1(void, hv_nanosleep, int, nanosecs) HV_WRAP0(int, hv_console_read_if_ready) HV_WRAP1(void, hv_console_putc, int, byte) HV_WRAP2(int, hv_console_write, HV_VirtAddr, bytes, int, len) HV_WRAP0(void, hv_downcall_dispatch) HV_WRAP1(int, hv_fs_findfile, HV_VirtAddr, filename) HV_WRAP1(HV_FS_StatInfo, hv_fs_fstat, int, inode) HV_WRAP4(int, hv_fs_pread, int, inode, HV_VirtAddr, buf, int, length, int, offset) HV_WRAP2(unsigned long long, hv_physaddr_read64, HV_PhysAddr, addr, HV_PTE, access) HV_WRAP3(void, hv_physaddr_write64, HV_PhysAddr, addr, HV_PTE, access, unsigned long long, val) HV_WRAP2(int, hv_get_command_line, HV_VirtAddr, buf, int, length) HV_WRAP2(HV_Errno, hv_set_command_line, HV_VirtAddr, buf, int, length) HV_WRAP1(void, hv_set_caching, unsigned long, bitmask) HV_WRAP2(void, hv_bzero_page, HV_VirtAddr, va, unsigned int, size) HV_WRAP1(HV_Errno, hv_register_message_state, HV_MsgState*, msgstate) HV_WRAP4(int, hv_send_message, HV_Recipient *, recips, int, nrecip, HV_VirtAddr, buf, int, buflen) HV_WRAP3(HV_RcvMsgInfo, hv_receive_message, HV_MsgState, msgstate, HV_VirtAddr, buf, int, buflen) HV_WRAP0(void, hv_start_all_tiles) HV_WRAP2(int, hv_dev_open, HV_VirtAddr, name, __hv32, flags) HV_WRAP1(int, hv_dev_close, int, devhdl) HV_WRAP5(int, hv_dev_pread, int, devhdl, __hv32, flags, HV_VirtAddr, va, __hv32, len, __hv64, offset) HV_WRAP5(int, hv_dev_pwrite, int, devhdl, __hv32, flags, HV_VirtAddr, va, __hv32, len, __hv64, offset) HV_WRAP3(int, hv_dev_poll, int, devhdl, __hv32, events, HV_IntArg, intarg) HV_WRAP1(int, hv_dev_poll_cancel, int, devhdl) HV_WRAP6(int, hv_dev_preada, int, devhdl, __hv32, flags, __hv32, sgl_len, HV_SGL *, sglp, __hv64, offset, HV_IntArg, intarg) HV_WRAP6(int, hv_dev_pwritea, int, devhdl, __hv32, flags, __hv32, sgl_len, HV_SGL *, sglp, __hv64, offset, HV_IntArg, intarg) HV_WRAP9(int, hv_flush_remote, HV_PhysAddr, cache_pa, unsigned long, cache_control, unsigned long*, cache_cpumask, HV_VirtAddr, tlb_va, unsigned long, tlb_length, unsigned long, tlb_pgsize, unsigned long*, tlb_cpumask, HV_Remote_ASID*, asids, int, asidcount)