Date: Thu, 10 Dec 2009 01:45:06 +0000 (UTC) From: Warner Losh <imp@FreeBSD.org> To: src-committers@freebsd.org, svn-src-projects@freebsd.org Subject: svn commit: r200344 - projects/mips/sys/mips/octeon1 Message-ID: <200912100145.nBA1j60o047075@svn.freebsd.org>
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Author: imp Date: Thu Dec 10 01:45:06 2009 New Revision: 200344 URL: http://svn.freebsd.org/changeset/base/200344 Log: Hook up parsing of the boot records. Modified: projects/mips/sys/mips/octeon1/octeon_machdep.c Modified: projects/mips/sys/mips/octeon1/octeon_machdep.c ============================================================================== --- projects/mips/sys/mips/octeon1/octeon_machdep.c Thu Dec 10 01:44:11 2009 (r200343) +++ projects/mips/sys/mips/octeon1/octeon_machdep.c Thu Dec 10 01:45:06 2009 (r200344) @@ -80,6 +80,8 @@ __FBSDID("$FreeBSD$"); extern int *edata; extern int *end; +static void octeon_boot_params_init(register_t ptr); + void platform_cpu_init() { @@ -669,7 +671,7 @@ void ciu_enable_interrupts (int core_num void platform_start(__register_t a0, __register_t a1, - __register_t a2 __unused, __register_t a3 __unused) + __register_t a2 __unused, __register_t a3) { uint64_t platform_counter_freq; vm_offset_t kernend; @@ -681,10 +683,11 @@ platform_start(__register_t a0, __regist kernend = round_page((vm_offset_t)&end); memset(&edata, 0, kernend - (vm_offset_t)(&edata)); + octeon_boot_params_init(a3); + /* XXX octeon boot decriptor has args in it... */ octeon_ciu_reset(); octeon_uart_write_string(0, "Platform Starting\n"); -/* From here on down likely is bogus */ /* * Looking for mem=XXM argument */ @@ -702,9 +705,8 @@ platform_start(__register_t a0, __regist else realmem = btoc(32 << 20); - for (i = 0; i < 10; i++) { + for (i = 0; i < 10; i++) phys_avail[i] = 0; - } /* phys_avail regions are in bytes */ phys_avail[0] = MIPS_KSEG0_TO_PHYS((vm_offset_t)&end); @@ -712,31 +714,20 @@ platform_start(__register_t a0, __regist physmem = realmem; - /* - * ns8250 uart code uses DELAY so ticker should be inititalized - * before cninit. And tick_init_params refers to hz, so * init_param1 - * should be called first. - */ + pmap_bootstrap(); + mips_proc0_init(); + init_param1(); /* TODO: parse argc,argv */ platform_counter_freq = 330000000UL; /* XXX: from idt */ mips_timer_init_params(platform_counter_freq, 1); cninit(); - /* Panic here, after cninit */ -#if 0 - if (mem == 0) - panic("No mem=XX parameter in arguments"); -#endif - printf("cmd line: "); for (i=0; i < argc; i++) printf("%s ", argv[i]); printf("\n"); - init_param2(physmem); mips_cpu_init(); - pmap_bootstrap(); - mips_proc0_init(); mutex_init(); #ifdef DDB kdb_init(); @@ -773,73 +764,71 @@ platform_start(__register_t a0, __regist typedef struct { - /* Start of block referenced by assembly code - do not change! */ - uint32_t desc_version; - uint32_t desc_size; - - uint64_t stack_top; - uint64_t heap_base; - uint64_t heap_end; - uint64_t entry_point; /* Only used by bootloader */ - uint64_t desc_vaddr; - /* End of This block referenced by assembly code - do not change! */ - - uint32_t exception_base_addr; - uint32_t stack_size; - uint32_t heap_size; - uint32_t argc; /* Argc count for application */ - uint32_t argv[OCTEON_ARGV_MAX_ARGS]; - uint32_t flags; - uint32_t core_mask; - uint32_t dram_size; /**< DRAM size in megabyes */ - uint32_t phy_mem_desc_addr; /**< physical address of free memory descriptor block*/ - uint32_t debugger_flags_base_addr; /**< used to pass flags from app to debugger */ - uint32_t eclock_hz; /**< CPU clock speed, in hz */ - uint32_t dclock_hz; /**< DRAM clock speed, in hz */ - uint32_t spi_clock_hz; /**< SPI4 clock in hz */ - uint16_t board_type; - uint8_t board_rev_major; - uint8_t board_rev_minor; - uint16_t chip_type; - uint8_t chip_rev_major; - uint8_t chip_rev_minor; - char board_serial_number[OCTOEN_SERIAL_LEN]; - uint8_t mac_addr_base[6]; - uint8_t mac_addr_count; - uint64_t cvmx_desc_vaddr; - + /* Start of block referenced by assembly code - do not change! */ + uint32_t desc_version; + uint32_t desc_size; + + uint64_t stack_top; + uint64_t heap_base; + uint64_t heap_end; + uint64_t entry_point; /* Only used by bootloader */ + uint64_t desc_vaddr; + /* End of This block referenced by assembly code - do not change! */ + + uint32_t exception_base_addr; + uint32_t stack_size; + uint32_t heap_size; + uint32_t argc; /* Argc count for application */ + uint32_t argv[OCTEON_ARGV_MAX_ARGS]; + uint32_t flags; + uint32_t core_mask; + uint32_t dram_size; /**< DRAM size in megabyes */ + uint32_t phy_mem_desc_addr; /**< physical address of free memory descriptor block*/ + uint32_t debugger_flags_base_addr; /**< used to pass flags from app to debugger */ + uint32_t eclock_hz; /**< CPU clock speed, in hz */ + uint32_t dclock_hz; /**< DRAM clock speed, in hz */ + uint32_t spi_clock_hz; /**< SPI4 clock in hz */ + uint16_t board_type; + uint8_t board_rev_major; + uint8_t board_rev_minor; + uint16_t chip_type; + uint8_t chip_rev_major; + uint8_t chip_rev_minor; + char board_serial_number[OCTOEN_SERIAL_LEN]; + uint8_t mac_addr_base[6]; + uint8_t mac_addr_count; + uint64_t cvmx_desc_vaddr; } octeon_boot_descriptor_t; typedef struct { - uint32_t major_version; - uint32_t minor_version; - - uint64_t stack_top; - uint64_t heap_base; - uint64_t heap_end; - uint64_t desc_vaddr; - - uint32_t exception_base_addr; - uint32_t stack_size; - uint32_t flags; - uint32_t core_mask; - uint32_t dram_size; /**< DRAM size in megabyes */ - uint32_t phy_mem_desc_addr; /**< physical address of free memory descriptor block*/ - uint32_t debugger_flags_base_addr; /**< used to pass flags from app to debugger */ - uint32_t eclock_hz; /**< CPU clock speed, in hz */ - uint32_t dclock_hz; /**< DRAM clock speed, in hz */ - uint32_t spi_clock_hz; /**< SPI4 clock in hz */ - uint16_t board_type; - uint8_t board_rev_major; - uint8_t board_rev_minor; - uint16_t chip_type; - uint8_t chip_rev_major; - uint8_t chip_rev_minor; - char board_serial_number[OCTOEN_SERIAL_LEN]; - uint8_t mac_addr_base[6]; - uint8_t mac_addr_count; + uint32_t major_version; + uint32_t minor_version; + uint64_t stack_top; + uint64_t heap_base; + uint64_t heap_end; + uint64_t desc_vaddr; + + uint32_t exception_base_addr; + uint32_t stack_size; + uint32_t flags; + uint32_t core_mask; + uint32_t dram_size; /**< DRAM size in megabyes */ + uint32_t phy_mem_desc_addr; /**< physical address of free memory descriptor block*/ + uint32_t debugger_flags_base_addr; /**< used to pass flags from app to debugger */ + uint32_t eclock_hz; /**< CPU clock speed, in hz */ + uint32_t dclock_hz; /**< DRAM clock speed, in hz */ + uint32_t spi_clock_hz; /**< SPI4 clock in hz */ + uint16_t board_type; + uint8_t board_rev_major; + uint8_t board_rev_minor; + uint16_t chip_type; + uint8_t chip_rev_major; + uint8_t chip_rev_minor; + char board_serial_number[OCTOEN_SERIAL_LEN]; + uint8_t mac_addr_base[6]; + uint8_t mac_addr_count; } cvmx_bootinfo_t; uint32_t octeon_cpu_clock; @@ -849,11 +838,7 @@ uint8_t octeon_mac_addr[6] = { 0 }; int octeon_core_mask, octeon_mac_addr_count; int octeon_chip_rev_major = 0, octeon_chip_rev_minor = 0, octeon_chip_type = 0; -#if defined(__mips_n64) -extern uint64_t app_descriptor_addr; -#else -extern uint32_t app_descriptor_addr; -#endif +extern int32_t app_descriptor_addr; static octeon_boot_descriptor_t *app_desc_ptr; static cvmx_bootinfo_t *cvmx_desc_ptr; @@ -867,47 +852,49 @@ static cvmx_bootinfo_t *cvmx_desc_ptr; #define OCTEON_DRAM_MAX 3000 -int octeon_board_real (void) +int +octeon_board_real(void) { - if ((octeon_board_type == OCTEON_BOARD_TYPE_NONE) || - (octeon_board_type == OCTEON_BOARD_TYPE_SIM) || - !octeon_board_rev_major) { - return 0; - } - return 1; + if ((octeon_board_type == OCTEON_BOARD_TYPE_NONE) || + (octeon_board_type == OCTEON_BOARD_TYPE_SIM) || + !octeon_board_rev_major) + return 0; + return 1; } -static void octeon_process_app_desc_ver_unknown (void) +static void +octeon_process_app_desc_ver_unknown(void) { printf(" Unknown Boot-Descriptor: Using Defaults\n"); octeon_cpu_clock = OCTEON_CLOCK_DEFAULT; octeon_dram = OCTEON_DRAM_DEFAULT; octeon_board_rev_major = octeon_board_rev_minor = octeon_board_type = 0; - octeon_core_mask = 1; octeon_cpu_clock = OCTEON_CLOCK_DEFAULT; octeon_chip_type = octeon_chip_rev_major = octeon_chip_rev_minor = 0; - octeon_mac_addr[0] = 0x00; octeon_mac_addr[1] = 0x0f; octeon_mac_addr[2] = 0xb7; octeon_mac_addr[3] = 0x10; octeon_mac_addr[4] = 0x09; octeon_mac_addr[5] = 0x06; octeon_mac_addr_count = 1; } -static int octeon_process_app_desc_ver_6 (void) +static int +octeon_process_app_desc_ver_6(void) { - cvmx_desc_ptr = (cvmx_bootinfo_t *) ((long) app_desc_ptr->cvmx_desc_vaddr); - - if ((cvmx_desc_ptr == NULL) || (cvmx_desc_ptr == (cvmx_bootinfo_t *)0xffffffff)) { + /* XXX Why is 0x00000000ffffffffULL a bad value? */ + if (app_desc_ptr->cvmx_desc_vaddr == 0 || + app_desc_ptr->cvmx_desc_vaddr == 0xfffffffful) { printf ("Bad cvmx_desc_ptr %p\n", cvmx_desc_ptr); return 1; - } - - cvmx_desc_ptr = (cvmx_bootinfo_t *) (((long) cvmx_desc_ptr) | MIPS_KSEG0_START); + } + cvmx_desc_ptr = + (cvmx_bootinfo_t *)(intptr_t)app_desc_ptr->cvmx_desc_vaddr; + cvmx_desc_ptr = + (cvmx_bootinfo_t *) ((intptr_t)cvmx_desc_ptr | MIPS_KSEG0_START); octeon_cvmx_bd_ver = (cvmx_desc_ptr->major_version * 100) + - cvmx_desc_ptr->minor_version; - + cvmx_desc_ptr->minor_version; + /* Too early for panic? */ if (cvmx_desc_ptr->major_version != 1) { printf("Incompatible CVMX descriptor from bootloader: %d.%d %p\n", (int) cvmx_desc_ptr->major_version, @@ -932,31 +919,28 @@ static int octeon_process_app_desc_ver_6 octeon_mac_addr[5] = cvmx_desc_ptr->mac_addr_base[5]; octeon_mac_addr_count = cvmx_desc_ptr->mac_addr_count; - if (app_desc_ptr->dram_size > 16*1024*1024) { + if (app_desc_ptr->dram_size > 16*1024*1024) octeon_dram = (uint64_t)app_desc_ptr->dram_size; - } else { - octeon_dram = (uint64_t)app_desc_ptr->dram_size * 1024 * 1024; - } + else + octeon_dram = (uint64_t)app_desc_ptr->dram_size << 20; return 0; } -static int octeon_process_app_desc_ver_3_4_5 (void) +static int +octeon_process_app_desc_ver_3_4_5(void) { octeon_cvmx_bd_ver = octeon_bd_ver; octeon_core_mask = app_desc_ptr->core_mask; - if (app_desc_ptr->desc_version > 3) { + if (app_desc_ptr->desc_version > 3) octeon_cpu_clock = app_desc_ptr->eclock_hz; - } else { + else octeon_cpu_clock = OCTEON_CLOCK_DEFAULT; - } - - if (app_desc_ptr->dram_size > 16*1024*1024) { + if (app_desc_ptr->dram_size > 16*1024*1024) octeon_dram = (uint64_t)app_desc_ptr->dram_size; - } else { - octeon_dram = (uint64_t)app_desc_ptr->dram_size * 1024 * 1024; - } + else + octeon_dram = (uint64_t)app_desc_ptr->dram_size << 20; if (app_desc_ptr->desc_version > 4) { octeon_board_type = app_desc_ptr->board_type; @@ -978,31 +962,21 @@ static int octeon_process_app_desc_ver_3 } -void mips_boot_params_init(void); - -void mips_boot_params_init (void) +static void +octeon_boot_params_init(register_t ptr) { - int descriptor_not_parsed = 1; - - if ((app_descriptor_addr == 0) || (app_descriptor_addr >= MAX_APP_DESC_ADDR)) { - - } else { + int bad_desc = 1; - app_desc_ptr = (octeon_boot_descriptor_t *) app_descriptor_addr; + if (ptr != 0 && ptr < MAX_APP_DESC_ADDR) { + app_desc_ptr = (octeon_boot_descriptor_t *)(intptr_t)ptr; octeon_bd_ver = app_desc_ptr->desc_version; - - if ((octeon_bd_ver >= 3) && (octeon_bd_ver <= 5)) { - descriptor_not_parsed = octeon_process_app_desc_ver_3_4_5(); - - } else if (app_desc_ptr->desc_version == 6) { - descriptor_not_parsed = octeon_process_app_desc_ver_6(); - } - + if ((octeon_bd_ver >= 3) && (octeon_bd_ver <= 5)) + bad_desc = octeon_process_app_desc_ver_3_4_5(); + else if (app_desc_ptr->desc_version == 6) + bad_desc = octeon_process_app_desc_ver_6(); } - - if (descriptor_not_parsed) { + if (bad_desc) octeon_process_app_desc_ver_unknown(); - } printf("Boot Descriptor Ver: %u -> %u/%u", octeon_bd_ver, octeon_cvmx_bd_ver/100, octeon_cvmx_bd_ver%100);
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