sel4: use kernel branch 7.0 + our mastered commits

for uefi, multiboot2, benchmark interface adaptations and ARM define build
fixes.

Issue #2562
This commit is contained in:
Alexander Boettcher 2017-09-01 13:24:43 +02:00 committed by Christian Helmuth
parent 9c6de44f98
commit 990b7945a7
11 changed files with 192 additions and 748 deletions

View File

@ -10,6 +10,3 @@ INC_DIR += $(SEL4_INCLUDE_DIR)
# Access to other sel4-specific headers such as 'autoconf.h'. # Access to other sel4-specific headers such as 'autoconf.h'.
# #
INC_DIR += $(SEL4_INCLUDE_DIR)/sel4 INC_DIR += $(SEL4_INCLUDE_DIR)/sel4
# required for seL4_DebugPutChar
CC_OPT += -DCONFIG_PRINTING

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@ -1,146 +0,0 @@
--- src/kernel/sel4/libsel4/include/sel4/bootinfo_types.h
+++ src/kernel/sel4/libsel4/include/sel4/bootinfo_types.h
@@ -65,7 +65,12 @@
seL4_SlotRegion extraBIPages; /* caps for any pages used to back the additional bootinfo information */
seL4_Uint8 initThreadCNodeSizeBits; /* initial thread's root CNode size (2^n slots) */
seL4_Domain initThreadDomain; /* Initial thread's domain ID */
- seL4_Word archInfo; /* tsc freq on x86, unused on arm */
+ struct {
+ seL4_Word tsc; /* tsc freq on x86, unused on arm */
+ seL4_Word revision;
+ seL4_Word rsdt;
+ unsigned long long xsdt;
+ } archInfo;
seL4_SlotRegion untyped; /* untyped-object caps (untyped caps) */
seL4_UntypedDesc untypedList[CONFIG_MAX_NUM_BOOTINFO_UNTYPED_CAPS]; /* information about each untyped */
/* the untypedList should be the last entry in this struct, in order
--- src/kernel/sel4/include/arch/x86/arch/kernel/boot.h
+++ src/kernel/sel4/include/arch/x86/arch/kernel/boot.h
@@ -41,7 +41,8 @@
paddr_t* drhu_list,
acpi_rmrr_list_t *rmrr_list,
seL4_X86_BootInfo_VBE *vbe,
- seL4_X86_BootInfo_mmap_t *mb_mmap
+ seL4_X86_BootInfo_mmap_t *mb_mmap,
+ acpi_info_t* acpi_info
);
bool_t init_cpu(
--- src/kernel/sel4/src/plat/pc99/machine/acpi.c
+++ src/kernel/sel4/src/plat/pc99/machine/acpi.c
@@ -30,10 +30,10 @@
uint8_t revision;
uint32_t rsdt_address;
uint32_t length;
- uint32_t xsdt_address[2];
+ uint64_t xsdt_address;
uint8_t extended_checksum;
char reserved[3];
-} acpi_rsdp_t;
+} PACKED acpi_rsdp_t;
compile_assert(acpi_rsdp_packed, sizeof(acpi_rsdp_t) == 36)
/* DMA Remapping Reporting Table */
@@ -245,7 +245,7 @@
}
BOOT_CODE acpi_rsdt_t*
-acpi_init(void)
+acpi_init(acpi_info_t *acpi_info)
{
acpi_rsdp_t* acpi_rsdp = acpi_get_rsdp();
acpi_rsdt_t* acpi_rsdt;
@@ -259,6 +259,12 @@
acpi_rsdp = acpi_table_init(acpi_rsdp, ACPI_RSDP);
printf("ACPI: RSDP vaddr=%p\n", acpi_rsdp);
+ if (acpi_info) {
+ acpi_info->revision = acpi_rsdp->revision;
+ acpi_info->phys_rsdt = acpi_rsdp->rsdt_address;
+ acpi_info->phys_xsdt = acpi_rsdp->xsdt_address;
+ }
+
acpi_rsdt = (acpi_rsdt_t*)(word_t)acpi_rsdp->rsdt_address;
printf("ACPI: RSDT paddr=%p\n", acpi_rsdt);
acpi_rsdt_mapped = (acpi_rsdt_t*)acpi_table_init(acpi_rsdt, ACPI_RSDT);
--- src/kernel/sel4/include/plat/pc99/plat/machine/acpi.h
+++ src/kernel/sel4/include/plat/pc99/plat/machine/acpi.h
@@ -34,7 +34,13 @@
uint32_t entry[1];
} PACKED acpi_rsdt_t;
-acpi_rsdt_t* acpi_init(void);
+typedef struct acpi_info_t {
+ uint32_t revision;
+ uint32_t phys_rsdt;
+ uint64_t phys_xsdt;
+} acpi_info_t;
+
+acpi_rsdt_t * acpi_init(acpi_info_t *);
uint32_t acpi_madt_scan(
acpi_rsdt_t* acpi_rsdt,
--- src/kernel/sel4/src/arch/x86/kernel/boot_sys.c
+++ src/kernel/sel4/src/arch/x86/kernel/boot_sys.c
@@ -187,7 +187,7 @@
}
static BOOT_CODE bool_t
-try_boot_sys_node(cpu_id_t cpu_id)
+try_boot_sys_node(cpu_id_t cpu_id, acpi_info_t* acpi_info)
{
p_region_t boot_mem_reuse_p_reg;
@@ -224,7 +224,8 @@
boot_state.drhu_list,
&boot_state.rmrr_list,
&boot_state.vbe_info,
- &boot_state.mb_mmap_info
+ &boot_state.mb_mmap_info,
+ acpi_info
)) {
return false;
}
@@ -487,7 +488,8 @@
}
/* get ACPI root table */
- acpi_rsdt = acpi_init();
+ acpi_info_t acpi_info = { 0, 0, 0 };
+ acpi_rsdt = acpi_init(&acpi_info);
if (!acpi_rsdt) {
return false;
}
@@ -597,7 +599,7 @@
ksNumCPUs = boot_state.num_cpus;
printf("Starting node #0 with APIC ID %lu\n", boot_state.cpus[0]);
- if (!try_boot_sys_node(boot_state.cpus[0])) {
+ if (!try_boot_sys_node(boot_state.cpus[0], &acpi_info)) {
return false;
}
--- src/kernel/sel4/src/arch/x86/kernel/boot.c
+++ src/kernel/sel4/src/arch/x86/kernel/boot.c
@@ -250,7 +250,8 @@
paddr_t* drhu_list,
acpi_rmrr_list_t *rmrr_list,
seL4_X86_BootInfo_VBE *vbe,
- seL4_X86_BootInfo_mmap_t *mb_mmap
+ seL4_X86_BootInfo_mmap_t *mb_mmap,
+ acpi_info_t* acpi_info
)
{
cap_t root_cnode_cap;
@@ -405,7 +406,10 @@
}
write_it_asid_pool(it_ap_cap, it_vspace_cap);
- ndks_boot.bi_frame->archInfo = tsc_init();
+ ndks_boot.bi_frame->archInfo.tsc = tsc_init();
+ ndks_boot.bi_frame->archInfo.revision = acpi_info->revision;
+ ndks_boot.bi_frame->archInfo.rsdt = acpi_info->phys_rsdt;
+ ndks_boot.bi_frame->archInfo.xsdt = acpi_info->phys_xsdt;
/* create the idle thread */
if (!create_idle_thread()) {

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@ -0,0 +1,84 @@
--- src/kernel/sel4/include/plat/pc99/plat/machine/acpi.h
+++ src/kernel/sel4/include/plat/pc99/plat/machine/acpi.h
@@ -15,6 +15,11 @@
#include <config.h>
#include <types.h>
+enum acpi_size {
+ ACPI_V1_SIZE = 20,
+ ACPI_V2_SIZE = 36
+};
+
/* Generic System Descriptor Table Header */
typedef struct acpi_header {
char signature[4];
@@ -40,7 +45,7 @@ typedef struct acpi_rsdp {
uint8_t extended_checksum;
char reserved[3];
} PACKED acpi_rsdp_t;
-compile_assert(acpi_rsdp_packed, sizeof(acpi_rsdp_t) == 36)
+compile_assert(acpi_rsdp_packed, sizeof(acpi_rsdp_t) == ACPI_V2_SIZE)
/* Root System Descriptor Table */
typedef struct acpi_rsdt {
--- src/kernel/sel4/src/arch/x86/kernel/boot_sys.c
+++ src/kernel/sel4/src/arch/x86/kernel/boot_sys.c
@@ -651,12 +651,14 @@ try_boot_sys_mbi2(
if (tag->type == MULTIBOOT2_TAG_CMDLINE) {
char const * const cmdline = (char const * const)(behind_tag);
cmdline_parse(cmdline, &cmdline_opt);
- } else if (tag->type == MULTIBOOT2_TAG_ACPI) {
- if (sizeof(boot_state.acpi_rsdp) != tag->size - sizeof(*tag)) {
- printf("sizeof ACPI RSDP unexpected %ld!=%lu\n", (long)sizeof(boot_state.acpi_rsdp), (long)tag->size - sizeof(*tag));
- return false;
+ } else if (tag->type == MULTIBOOT2_TAG_ACPI_1) {
+ if (ACPI_V1_SIZE == tag->size - sizeof(*tag)) {
+ memcpy(&boot_state.acpi_rsdp, (void *)behind_tag, tag->size - sizeof(*tag));
+ }
+ } else if (tag->type == MULTIBOOT2_TAG_ACPI_2) {
+ if (sizeof(boot_state.acpi_rsdp) == tag->size - sizeof(*tag)) {
+ memcpy(&boot_state.acpi_rsdp, (void *)behind_tag, sizeof(boot_state.acpi_rsdp));
}
- memcpy(&boot_state.acpi_rsdp, (void *)behind_tag, sizeof(boot_state.acpi_rsdp));
} else if (tag->type == MULTIBOOT2_TAG_MODULE) {
multiboot2_module_t const * module = (multiboot2_module_t const *)behind_tag;
printf(
--- src/kernel/sel4/src/plat/pc99/machine/acpi.c
+++ src/kernel/sel4/src/plat/pc99/machine/acpi.c
@@ -182,7 +182,7 @@ acpi_get_rsdp(void)
for (addr = (char*)BIOS_PADDR_START; addr < (char*)BIOS_PADDR_END; addr += 16) {
if (strncmp(addr, acpi_str_rsd, 8) == 0) {
- if (acpi_calc_checksum(addr, 20) == 0) {
+ if (acpi_calc_checksum(addr, ACPI_V1_SIZE) == 0) {
return (acpi_rsdp_t*)addr;
}
}
@@ -255,8 +255,13 @@ acpi_validate_rsdp(acpi_rsdp_t *acpi_rsdp)
acpi_rsdt_t* acpi_rsdt;
acpi_rsdt_t* acpi_rsdt_mapped;
- if (acpi_calc_checksum((char*)acpi_rsdp, 20) != 0) {
- printf("BIOS: ACPI information corrupt\n");
+ if (acpi_calc_checksum((char*)acpi_rsdp, ACPI_V1_SIZE) != 0) {
+ printf("BIOS: ACPIv1 information corrupt\n");
+ return false;
+ }
+
+ if (acpi_rsdp->revision > 0 && acpi_calc_checksum((char*)acpi_rsdp, sizeof(*acpi_rsdp)) != 0) {
+ printf("BIOS: ACPIv2 information corrupt\n");
return false;
}
--- src/kernel/sel4/include/arch/x86/arch/kernel/multiboot2.h
+++ src/kernel/sel4/include/arch/x86/arch/kernel/multiboot2.h
@@ -43,7 +43,8 @@ enum multiboot2_tags {
MULTIBOOT2_TAG_CMDLINE = 1,
MULTIBOOT2_TAG_MODULE = 3,
MULTIBOOT2_TAG_MEMORY = 6,
- MULTIBOOT2_TAG_ACPI = 15,
+ MULTIBOOT2_TAG_ACPI_1 = 14,
+ MULTIBOOT2_TAG_ACPI_2 = 15,
};
#endif

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@ -1,76 +0,0 @@
--- src/kernel/sel4/configs/pc99/ia32/autoconf.h
+++ src/kernel/sel4/configs/pc99/ia32/autoconf.h
@@ -24,7 +24,8 @@
#define CONFIG_HAVE_LIBC 1
#define CONFIG_USER_COMPILER ""
#define CONFIG_LIB_SEL4_PLAT_SUPPORT 1
-#define CONFIG_WORD_SIZE 64
+#define CONFIG_WORD_SIZE 32
+#define CONFIG_ARCH_X86_GENERIC 1
#define CONFIG_ARCH_X86 1
#define CONFIG_APP_TESTS 1
#define CONFIG_MAX_NUM_IOAPIC 1
@@ -32,15 +33,14 @@
#define CONFIG_SEL4UTILS_STACK_SIZE 655360
#define CONFIG_HAVE_LIB_SEL4_ALLOCMAN 1
#define CONFIG_FASTPATH 1
-#define CONFIG_X2APIC 1
#define CONFIG_LIB_SEL4_VKA_DEBUG_LIVE_OBJS_SZ 0
-#define CONFIG_HAVE_TIMER 1
#define CONFIG_SEL4UTILS_CSPACE_SIZE_BITS 18
#define CONFIG_DOMAIN_SCHEDULE ""
#define CONFIG_LIB_SEL4 1
#define CONFIG_LIBSEL4DEBUG_FUNCTION_INSTRUMENTATION_NONE 1
#define CONFIG_LIB_SEL4_UTILS 1
#define CONFIG_LIB_SEL4_VSPACE 1
+#define CONFIG_PRINTING 1
#define CONFIG_LIB_PLATSUPPORT 1
#define CONFIG_LIB_SEL4_ALLOCMAN 1
#define CONFIG_HAVE_LIB_SEL4_SIMPLE_DEFAULT 1
@@ -49,8 +49,7 @@
#define CONFIG_HAVE_LIB_SEL4_VSPACE 1
#define CONFIG_MAX_NUM_BOOTINFO_UNTYPED_CAPS 230
#define CONFIG_LIB_SEL4_VKA_DEBUG_LIVE_SLOTS_SZ 0
-#define CONFIG_SYSCALL 1
-#define CONFIG_MAX_NUM_NODES 1
+#define CONFIG_MAX_NUM_NODES 16
#define CONFIG_CROSS_COMPILER_PREFIX ""
#define CONFIG_MAX_RMRR_ENTRIES 32
#define CONFIG_LIB_SEL4_INLINE_INVOCATIONS 1
@@ -66,7 +65,9 @@
#define CONFIG_OPTIMISATION_O2 1
#define CONFIG_HAVE_LIB_CPIO 1
#define CONFIG_HAVE_LIB_SEL4_VKA 1
-#define CONFIG_FSGSBASE_INST 1
+#define CONFIG_XAPIC 1
+#define CONFIG_SYSENTER 1
+#define CONFIG_FSGSBASE_GDT 1
#define CONFIG_HAVE_LIB_SEL4_PLAT_SUPPORT 1
#define CONFIG_USER_EXTRA_CFLAGS "-D_XOPEN_SOURCE=700"
#define CONFIG_HAVE_FPU 1
@@ -76,11 +77,12 @@
#define CONFIG_SUPPORT_PCID 1
#define CONFIG_HAVE_LIB_PLATSUPPORT 1
#define CONFIG_NUM_DOMAINS 1
+#define CONFIG_ARCH_IA32 1
#define CONFIG_HAVE_LIB_UTILS 1
#define CONFIG_USER_OPTIMISATION_O2 1
#define CONFIG_LIB_CPIO 1
#define CONFIG_RETYPE_FAN_OUT_LIMIT 256
-#define CONFIG_ROOT_CNODE_SIZE_BITS 16
+#define CONFIG_ROOT_CNODE_SIZE_BITS 18
#define CONFIG_NUM_PRIORITIES 256
#define CONFIG_TESTPRINTER_REGEX ".*"
#define CONFIG_APP_SEL4TEST 1
@@ -92,9 +94,8 @@
#define CONFIG_KERNEL_EXTRA_CPPFLAGS ""
#define CONFIG_LIBSEL4DEBUG_ALLOC_BUFFER_ENTRIES 128
#define CONFIG_CACHE_LN_SZ 64
-#define CONFIG_ARCH_X86_64 1
#define CONFIG_HUGE_PAGE 1
#define CONFIG_LIB_SEL4_MUSLC_SYS_MORECORE_BYTES 1048576
#define CONFIG_BUILDSYS_USE_CCACHE 1
-#define CONFIG_MAX_NUM_NODES 1
-#define CONFIG_KERNEL_STACK_BITS 12
+#define CONFIG_ENABLE_BENCHMARKS 1
+#define CONFIG_BENCHMARK_TRACK_UTILISATION 1

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@ -0,0 +1,46 @@
--- src/kernel/sel4/configs/pc99/autoconf.h
+++ src/kernel/sel4/configs/pc99/autoconf.h
@@ -51,13 +51,13 @@
#define CONFIG_MAX_NUM_BOOTINFO_UNTYPED_CAPS 167
#define CONFIG_FPU_MAX_RESTORES_SINCE_SWITCH 64
#define CONFIG_LIB_SEL4_VKA_DEBUG_LIVE_SLOTS_SZ 0
-#define CONFIG_MAX_NUM_NODES 1
+#define CONFIG_MAX_NUM_NODES 16
#define CONFIG_CROSS_COMPILER_PREFIX ""
#define CONFIG_LIB_SEL4_INLINE_INVOCATIONS 1
#define CONFIG_LIB_SEL4_MUSLC_SYS 1
#define CONFIG_HAVE_LIB_SEL4_TEST 1
#define CONFIG_LIB_MUSL_C 1
-#define CONFIG_ARCH_X86_NEHALEM 1
+#define CONFIG_ARCH_X86_GENERIC 1
#define CONFIG_MAX_NUM_WORK_UNITS_PER_PREEMPTION 100
#define CONFIG_USER_CFLAGS ""
#define CONFIG_HAVE_LIB_SEL4_DEBUG 1
@@ -75,13 +75,13 @@
#define CONFIG_HAVE_LIB_SEL4_SIMPLE 1
#define CONFIG_HAVE_LIB_ELF 1
#define CONFIG_HAVE_LIB_PLATSUPPORT 1
-#define CONFIG_NUM_DOMAINS 16
+#define CONFIG_NUM_DOMAINS 1
#define CONFIG_ARCH_IA32 1
#define CONFIG_HAVE_LIB_UTILS 1
#define CONFIG_USER_OPTIMISATION_O2 1
#define CONFIG_LIB_CPIO 1
#define CONFIG_RETYPE_FAN_OUT_LIMIT 256
-#define CONFIG_ROOT_CNODE_SIZE_BITS 16
+#define CONFIG_ROOT_CNODE_SIZE_BITS 18
#define CONFIG_NUM_PRIORITIES 256
#define CONFIG_TESTPRINTER_REGEX ".*"
#define CONFIG_APP_SEL4TEST 1
@@ -96,6 +96,11 @@
#define CONFIG_CACHE_LN_SZ 64
#define CONFIG_LIB_SEL4_MUSLC_SYS_MORECORE_BYTES 1048576
#define CONFIG_BUILDSYS_USE_CCACHE 1
+#define CONFIG_MULTIBOOT1_HEADER
+#define CONFIG_MULTIBOOT2_HEADER
+#define CONFIG_PRINTING 1
+#define CONFIG_ENABLE_BENCHMARKS 1
+#define CONFIG_BENCHMARK_TRACK_UTILISATION 1
#else
#define AUTOCONF_INCLUDED
#define CONFIG_LIB_SEL4_SIMPLE 1

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@ -1,14 +1,6 @@
--- src/kernel/sel4/configs/pc99/x86_64/autoconf.h --- src/kernel/sel4/configs/pc99/autoconf.h
+++ src/kernel/sel4/configs/pc99/x86_64/autoconf.h +++ src/kernel/sel4/configs/pc99/autoconf.h
@@ -25,6 +25,7 @@ @@ -129,7 +129,7 @@
#define CONFIG_USER_COMPILER ""
#define CONFIG_LIB_SEL4_PLAT_SUPPORT 1
#define CONFIG_WORD_SIZE 64
+#define CONFIG_ARCH_X86_GENERIC 1
#define CONFIG_ARCH_X86 1
#define CONFIG_APP_TESTS 1
#define CONFIG_MAX_NUM_IOAPIC 1
@@ -32,7 +33,7 @@
#define CONFIG_SEL4UTILS_STACK_SIZE 655360 #define CONFIG_SEL4UTILS_STACK_SIZE 655360
#define CONFIG_HAVE_LIB_SEL4_ALLOCMAN 1 #define CONFIG_HAVE_LIB_SEL4_ALLOCMAN 1
#define CONFIG_FASTPATH 1 #define CONFIG_FASTPATH 1
@ -17,24 +9,15 @@
#define CONFIG_LIB_SEL4_VKA_DEBUG_LIVE_OBJS_SZ 0 #define CONFIG_LIB_SEL4_VKA_DEBUG_LIVE_OBJS_SZ 0
#define CONFIG_HAVE_TIMER 1 #define CONFIG_HAVE_TIMER 1
#define CONFIG_SEL4UTILS_CSPACE_SIZE_BITS 18 #define CONFIG_SEL4UTILS_CSPACE_SIZE_BITS 18
@@ -41,6 +42,7 @@ @@ -147,7 +147,6 @@
#define CONFIG_LIBSEL4DEBUG_FUNCTION_INSTRUMENTATION_NONE 1
#define CONFIG_LIB_SEL4_UTILS 1
#define CONFIG_LIB_SEL4_VSPACE 1
+#define CONFIG_PRINTING 1
#define CONFIG_LIB_PLATSUPPORT 1
#define CONFIG_LIB_SEL4_ALLOCMAN 1
#define CONFIG_HAVE_LIB_SEL4_SIMPLE_DEFAULT 1
@@ -50,7 +52,7 @@
#define CONFIG_MAX_NUM_BOOTINFO_UNTYPED_CAPS 230 #define CONFIG_MAX_NUM_BOOTINFO_UNTYPED_CAPS 230
#define CONFIG_LIB_SEL4_VKA_DEBUG_LIVE_SLOTS_SZ 0 #define CONFIG_LIB_SEL4_VKA_DEBUG_LIVE_SLOTS_SZ 0
#define CONFIG_SYSCALL 1 #define CONFIG_SYSCALL 1
-#define CONFIG_MAX_NUM_NODES 1 -#define CONFIG_MAX_NUM_NODES 1
+#define CONFIG_MAX_NUM_NODES 16
#define CONFIG_CROSS_COMPILER_PREFIX "" #define CONFIG_CROSS_COMPILER_PREFIX ""
#define CONFIG_MAX_RMRR_ENTRIES 32 #define CONFIG_MAX_RMRR_ENTRIES 32
#define CONFIG_LIB_SEL4_INLINE_INVOCATIONS 1 #define CONFIG_LIB_SEL4_INLINE_INVOCATIONS 1
@@ -66,21 +68,20 @@ @@ -162,21 +161,20 @@
#define CONFIG_OPTIMISATION_O2 1 #define CONFIG_OPTIMISATION_O2 1
#define CONFIG_HAVE_LIB_CPIO 1 #define CONFIG_HAVE_LIB_CPIO 1
#define CONFIG_HAVE_LIB_SEL4_VKA 1 #define CONFIG_HAVE_LIB_SEL4_VKA 1
@ -48,7 +31,8 @@
#define CONFIG_HAVE_LIB_ELF 1 #define CONFIG_HAVE_LIB_ELF 1
-#define CONFIG_SUPPORT_PCID 1 -#define CONFIG_SUPPORT_PCID 1
#define CONFIG_HAVE_LIB_PLATSUPPORT 1 #define CONFIG_HAVE_LIB_PLATSUPPORT 1
#define CONFIG_NUM_DOMAINS 1 -#define CONFIG_NUM_DOMAINS 16
+#define CONFIG_NUM_DOMAINS 1
#define CONFIG_HAVE_LIB_UTILS 1 #define CONFIG_HAVE_LIB_UTILS 1
#define CONFIG_USER_OPTIMISATION_O2 1 #define CONFIG_USER_OPTIMISATION_O2 1
#define CONFIG_LIB_CPIO 1 #define CONFIG_LIB_CPIO 1
@ -58,7 +42,7 @@
#define CONFIG_NUM_PRIORITIES 256 #define CONFIG_NUM_PRIORITIES 256
#define CONFIG_TESTPRINTER_REGEX ".*" #define CONFIG_TESTPRINTER_REGEX ".*"
#define CONFIG_APP_SEL4TEST 1 #define CONFIG_APP_SEL4TEST 1
@@ -93,8 +94,8 @@ @@ -189,9 +187,14 @@
#define CONFIG_LIBSEL4DEBUG_ALLOC_BUFFER_ENTRIES 128 #define CONFIG_LIBSEL4DEBUG_ALLOC_BUFFER_ENTRIES 128
#define CONFIG_CACHE_LN_SZ 64 #define CONFIG_CACHE_LN_SZ 64
#define CONFIG_ARCH_X86_64 1 #define CONFIG_ARCH_X86_64 1
@ -66,6 +50,12 @@
#define CONFIG_LIB_SEL4_MUSLC_SYS_MORECORE_BYTES 1048576 #define CONFIG_LIB_SEL4_MUSLC_SYS_MORECORE_BYTES 1048576
#define CONFIG_BUILDSYS_USE_CCACHE 1 #define CONFIG_BUILDSYS_USE_CCACHE 1
-#define CONFIG_MAX_NUM_NODES 1 -#define CONFIG_MAX_NUM_NODES 1
+#define CONFIG_MAX_NUM_NODES 16
#define CONFIG_KERNEL_STACK_BITS 12 #define CONFIG_KERNEL_STACK_BITS 12
+#define CONFIG_ARCH_X86_GENERIC 1
+#define CONFIG_MULTIBOOT1_HEADER
+#define CONFIG_MULTIBOOT2_HEADER
+#define CONFIG_PRINTING 1
+#define CONFIG_ENABLE_BENCHMARKS 1 +#define CONFIG_ENABLE_BENCHMARKS 1
+#define CONFIG_BENCHMARK_TRACK_UTILISATION 1 +#define CONFIG_BENCHMARK_TRACK_UTILISATION 1
#endif /* ARCH_IA32 */

View File

@ -1,49 +0,0 @@
--- src/kernel/sel4/src/benchmark/benchmark_utilisation.c
+++ src/kernel/sel4/src/benchmark/benchmark_utilisation.c
@@ -36,6 +36,11 @@
tcb = TCB_PTR(cap_thread_cap_get_capTCBPtr(lu_ret.cap));
buffer[BENCHMARK_TCB_UTILISATION] = tcb->benchmark.utilisation; /* Requested thread utilisation */
+#if CONFIG_MAX_NUM_NODES > 1
+ if (tcb->tcbAffinity < ksNumCPUs)
+ buffer[BENCHMARK_IDLE_UTILISATION] = NODE_STATE_ON_CORE(ksIdleThread, tcb->tcbAffinity)->benchmark.utilisation; /* Idle thread utilisation */
+ else
+#endif
buffer[BENCHMARK_IDLE_UTILISATION] = NODE_STATE(ksIdleThread)->benchmark.utilisation; /* Idle thread utilisation */
#ifdef CONFIG_ARM_ENABLE_PMU_OVERFLOW_INTERRUPT
--- src/kernel/sel4/include/arch/arm/arch/benchmark_overflowHandler.h
+++ src/kernel/sel4/include/arch/arm/arch/benchmark_overflowHandler.h
@@ -21,6 +21,7 @@
extern bool_t benchmark_log_utilisation_enabled;
+#ifdef CONFIG_ARM_ENABLE_PMU_OVERFLOW_INTERRUPT
static inline void handleOverflowIRQ(void)
{
if (likely(benchmark_log_utilisation_enabled)) {
@@ -31,6 +32,7 @@
armv_handleOverflowIRQ();
}
}
+#endif /* CONFIG_ARM_ENABLE_PMU_OVERFLOW_INTERRUPT */
#endif /* CONFIG_BENCHMARK_TRACK_UTILISATION */
#endif /* CONFIG_ENABLE_BENCHMARKS */
#endif /* ARCH_BENCHMARK_OV_H */
--- src/kernel/sel4/include/arch/arm/armv/armv7-a/armv/benchmark.h
+++ src/kernel/sel4/include/arch/arm/armv/armv7-a/armv/benchmark.h
@@ -14,10 +14,14 @@
#ifdef CONFIG_ENABLE_BENCHMARKS
#ifdef CONFIG_BENCHMARK_TRACK_UTILISATION
+#ifdef CONFIG_ARM_ENABLE_PMU_OVERFLOW_INTERRUPT
extern uint64_t ccnt_num_overflows;
+#endif /* CONFIG_ARM_ENABLE_PMU_OVERFLOW_INTERRUPT */
static inline void benchmark_arch_utilisation_reset(void)
{
+#ifdef CONFIG_ARM_ENABLE_PMU_OVERFLOW_INTERRUPT
ccnt_num_overflows = 0;
+#endif /* CONFIG_ARM_ENABLE_PMU_OVERFLOW_INTERRUPT */
}
#endif /* CONFIG_BENCHMARK_TRACK_UTILISATION */

View File

@ -1,435 +0,0 @@
--- src/kernel/sel4/src/arch/x86/kernel/boot_sys.c
+++ src/kernel/sel4/src/arch/x86/kernel/boot_sys.c
@@ -113,11 +113,11 @@
}
BOOT_CODE static paddr_t
-load_boot_module(multiboot_module_t* boot_module, paddr_t load_paddr)
+load_boot_module(word_t boot_module_start, paddr_t load_paddr)
{
v_region_t v_reg;
word_t entry;
- Elf_Header_t* elf_file = (Elf_Header_t*)(word_t)boot_module->start;
+ Elf_Header_t* elf_file = (Elf_Header_t*)boot_module_start;
if (!elf_checkFile(elf_file)) {
printf("Boot module does not contain a valid ELF image\n");
@@ -378,8 +378,13 @@
}
static BOOT_CODE bool_t
-try_boot_sys(
- unsigned long multiboot_magic,
+try_load_boot_module(
+ paddr_t mods_end_paddr, /* physical address where boot modules end */
+ paddr_t boot_module_start, /* physical address of first boot module */
+ acpi_info_t *acpi_info);
+
+static BOOT_CODE bool_t
+try_boot_sys_mbi1(
multiboot_info_t* mbi
)
{
@@ -387,15 +392,9 @@
acpi_rsdt_t* acpi_rsdt; /* physical address of ACPI root */
paddr_t mods_end_paddr; /* physical address where boot modules end */
- paddr_t load_paddr;
word_t i;
- p_region_t ui_p_regs;
multiboot_module_t *modules = (multiboot_module_t*)(word_t)mbi->part1.mod_list;
- if (multiboot_magic != MULTIBOOT_MAGIC) {
- printf("Boot loader not multiboot compliant\n");
- return false;
- }
cmdline_parse((const char *)(word_t)mbi->part1.cmdline, &cmdline_opt);
if ((mbi->part1.flags & MULTIBOOT_INFO_MEM_FLAG) == 0) {
@@ -489,7 +488,7 @@
/* get ACPI root table */
acpi_info_t acpi_info = { 0, 0, 0 };
- acpi_rsdt = acpi_init(&acpi_info);
+ acpi_rsdt = acpi_init(&acpi_info, 0);
if (!acpi_rsdt) {
return false;
}
@@ -561,13 +560,27 @@
mods_end_paddr = modules[i].end;
}
}
+
+ return try_load_boot_module(mods_end_paddr, modules->start, &acpi_info);
+}
+
+static BOOT_CODE bool_t
+try_load_boot_module(
+ paddr_t mods_end_paddr, /* physical address where boot modules end */
+ paddr_t boot_module_start, /* physical address of first boot module */
+ acpi_info_t *acpi_info
+)
+{
+ p_region_t ui_p_regs;
+ paddr_t load_paddr;
+
mods_end_paddr = ROUND_UP(mods_end_paddr, PAGE_BITS);
assert(mods_end_paddr > boot_state.ki_p_reg.end);
printf("ELF-loading userland images from boot modules:\n");
load_paddr = mods_end_paddr;
- load_paddr = load_boot_module(modules, load_paddr);
+ load_paddr = load_boot_module(boot_module_start, load_paddr);
if (!load_paddr) {
return false;
}
@@ -599,7 +612,7 @@
ksNumCPUs = boot_state.num_cpus;
printf("Starting node #0 with APIC ID %lu\n", boot_state.cpus[0]);
- if (!try_boot_sys_node(boot_state.cpus[0], &acpi_info)) {
+ if (!try_boot_sys_node(boot_state.cpus[0], acpi_info)) {
return false;
}
@@ -619,13 +632,208 @@
return true;
}
+inline word_t align_up(word_t base, word_t align)
+{
+ base += align - 1;
+ base &= ~(align - 1);
+ return base;
+}
+
+static BOOT_CODE bool_t
+try_boot_sys_mbi2(
+ multiboot2_header_t* mbi2
+)
+{
+ uint32_t mem_lower = 0;
+ acpi_rsdt_t* acpi_rsdt = 0; /* physical address of ACPI root */
+ paddr_t mods_end_paddr = 0; /* physical address where boot modules end */
+ char * acpi_rsdp = 0;
+ int mod_count = 0;
+ word_t boot_module_start = 0;
+ word_t boot_module_size = 0;
+ multiboot2_tag_t const * tag = (multiboot2_tag_t *)(mbi2 + 1);
+ multiboot2_tag_t const * tag_e = (multiboot2_tag_t *)((word_t)mbi2 + mbi2->total_size);
+
+ /* initialize the memory. We track two kinds of memory regions. Physical memory
+ * that we will use for the kernel, and physical memory regions that we must
+ * not give to the user. Memory regions that must not be given to the user
+ * include all the physical memory in the kernel window, but also includes any
+ * important or kernel devices. */
+ boot_state.mem_p_regs.count = 0;
+ init_allocated_p_regions();
+ boot_state.mb_mmap_info.mmap_length = 0;
+
+ while (tag < tag_e && tag->type != MULTIBOOT2_TAG_END) {
+ word_t const behind_tag = (word_t)tag + sizeof(*tag);
+
+ if (tag->type == MULTIBOOT2_TAG_CMDLINE) {
+ char const * const cmdline = (char const * const)(behind_tag);
+ cmdline_parse(cmdline, &cmdline_opt);
+ } else
+ if (tag->type == MULTIBOOT2_TAG_ACPI) {
+ acpi_rsdp = (char *)behind_tag;
+ } else
+ if (tag->type == MULTIBOOT2_TAG_MODULE) {
+ multiboot2_module_t const * module = (multiboot2_module_t const *)behind_tag;
+ printf(
+ " module #%d: start=0x%x end=0x%x size=0x%x name='%s'\n",
+ mod_count,
+ module->start,
+ module->end,
+ module->end - module->start,
+ module->string
+ );
+
+ if (mod_count == 0) {
+ boot_module_start = module->start;
+ boot_module_size = module->end - module->start;
+ }
+
+ mod_count ++;
+ if ((sword_t)(module->end - module->start) <= 0) {
+ printf("Invalid boot module size! Possible cause: boot module file not found\n");
+ return false;
+ }
+ if (mods_end_paddr < module->end)
+ mods_end_paddr = module->end;
+ } else
+ if (tag->type == MULTIBOOT2_TAG_MEMORY) {
+ multiboot2_memory_t const * s = (multiboot2_memory_t *)(behind_tag + 8);
+ multiboot2_memory_t const * e = (multiboot2_memory_t *)((word_t)tag + tag->size);
+
+ for (multiboot2_memory_t const * m = s; m < e; m++) {
+ if (!m->addr)
+ mem_lower = m->size;
+
+ printf("\tPhysical Memory Region from %llx size %llx type %u\n", m->addr, m->size, m->type);
+ if (m->addr != (uint64_t)(word_t)m->addr)
+ printf("\t\tPhysical memory region not addressable\n");
+
+ if (m->type == MULTIBOOT_MMAP_USEABLE_TYPE && m->addr >= HIGHMEM_PADDR) {
+ if (!add_mem_p_regs((p_region_t) { m->addr, m->addr + m->size }))
+ return false;
+ }
+ }
+ }
+
+ tag = (multiboot2_tag_t const *)((word_t)tag + align_up(tag->size, sizeof(*tag)));
+ }
+
+ if (!x86_cpuid_initialize()) {
+ printf("Warning: Your x86 CPU has an unsupported vendor, '%s'.\n"
+ "\tYour setup may not be able to competently run seL4 as "
+ "intended.\n"
+ "\tCurrently supported x86 vendors are AMD and Intel.\n",
+ x86_cpuid_get_identity()->vendor_string);
+ }
+
+ if (!is_compiled_for_microarchitecture()) {
+ printf("Warning: Your kernel was not compiled for the current microarchitecture.\n");
+ }
+
+#ifdef ENABLE_SMP_SUPPORT
+ /* copy boot code for APs to lower memory to run in real mode */
+ if (!copy_boot_code_aps(mem_lower)) {
+ return false;
+ }
+ /* Initialize any kernel TLS */
+ mode_init_tls(0);
+#endif /* ENABLE_SMP_SUPPORT */
+
+ boot_state.ki_p_reg.start = PADDR_LOAD;
+ boot_state.ki_p_reg.end = kpptr_to_paddr(ki_end);
+ boot_state.vbe_info.vbeMode = -1;
+
+ printf("Kernel loaded to: start=0x%lx end=0x%lx size=0x%lx entry=0x%lx\n",
+ boot_state.ki_p_reg.start,
+ boot_state.ki_p_reg.end,
+ boot_state.ki_p_reg.end - boot_state.ki_p_reg.start,
+ (paddr_t)_start
+ );
+
+ /* remapping legacy IRQs to their correct vectors */
+ pic_remap_irqs(IRQ_INT_OFFSET);
+ if (config_set(CONFIG_IRQ_IOAPIC)) {
+ /* Disable the PIC so that it does not generate any interrupts. We need to
+ * do this *before* we initialize the apic */
+ pic_disable();
+ }
+
+ acpi_info_t acpi_info = { 0, 0, 0 };
+ acpi_rsdt = acpi_init(&acpi_info, acpi_rsdp);
+ if (!acpi_rsdt) {
+ return false;
+ }
+
+ /* check if kernel configuration matches platform requirments */
+ if (!acpi_fadt_scan(acpi_rsdt)) {
+ return false;
+ }
+
+ if (!config_set(CONFIG_IOMMU) || cmdline_opt.disable_iommu) {
+ boot_state.num_drhu = 0;
+ } else {
+ /* query available IOMMUs from ACPI */
+ acpi_dmar_scan(
+ acpi_rsdt,
+ boot_state.drhu_list,
+ &boot_state.num_drhu,
+ MAX_NUM_DRHU,
+ &boot_state.rmrr_list
+ );
+ }
+
+ /* query available CPUs from ACPI */
+ boot_state.num_cpus = acpi_madt_scan(acpi_rsdt, boot_state.cpus, &boot_state.num_ioapic, boot_state.ioapic_paddr);
+ if (boot_state.num_cpus == 0) {
+ printf("No CPUs detected\n");
+ return false;
+ }
+
+ if (config_set(CONFIG_IRQ_IOAPIC)) {
+ if (boot_state.num_ioapic == 0) {
+ printf("No IOAPICs detected\n");
+ return false;
+ }
+ } else {
+ if (boot_state.num_ioapic > 0) {
+ printf("Detected %d IOAPICs, but configured to use PIC instead\n", boot_state.num_ioapic);
+ }
+ }
+
+ printf("Detected %d boot module(s):\n", mod_count);
+
+ if (mod_count < 1) {
+ printf("Expect at least one boot module (containing a userland image)\n");
+ return false;
+ }
+
+ mods_end_paddr = ROUND_UP(mods_end_paddr, PAGE_BITS);
+ if (mods_end_paddr <= boot_state.ki_p_reg.start) {
+ mods_end_paddr = boot_state.ki_p_reg.end + boot_module_size;
+ mods_end_paddr = ROUND_UP(mods_end_paddr, PAGE_BITS);
+ }
+
+ return try_load_boot_module(mods_end_paddr, boot_module_start, &acpi_info);
+}
+
BOOT_CODE VISIBLE void
boot_sys(
unsigned long multiboot_magic,
- multiboot_info_t* mbi)
+ void* mbi)
{
- bool_t result;
- result = try_boot_sys(multiboot_magic, mbi);
+ bool_t result = false;
+
+ /* call cmdline_parse early to enable serial output for error messages */
+ cmdline_parse("", &cmdline_opt);
+
+ if (multiboot_magic == MULTIBOOT_MAGIC)
+ result = try_boot_sys_mbi1(mbi);
+ else
+ if (multiboot_magic == MULTIBOOT2_MAGIC)
+ result = try_boot_sys_mbi2(mbi);
+ else
+ printf("Boot loader is not multiboot 1 or 2 compliant %lx\n", multiboot_magic);
if (!result) {
fail("boot_sys failed for some reason :(\n");
--- src/kernel/sel4/include/arch/x86/arch/kernel/boot_sys.h
+++ src/kernel/sel4/include/arch/x86/arch/kernel/boot_sys.h
@@ -12,10 +12,11 @@
#define __ARCH_KERNEL_BOOT_SYS_H
#include <arch/kernel/multiboot.h>
+#include <arch/kernel/multiboot2.h>
void boot_sys(
unsigned long multiboot_magic,
- multiboot_info_t* mbi
+ void * multiboot
);
#endif
--- src/kernel/sel4/src/plat/pc99/machine/acpi.c
+++ src/kernel/sel4/src/plat/pc99/machine/acpi.c
@@ -190,8 +190,13 @@
}
BOOT_CODE static acpi_rsdp_t*
-acpi_get_rsdp(void)
+acpi_get_rsdp(char *rsdp_by_bootloader)
{
+ if (rsdp_by_bootloader) {
+ if (acpi_calc_checksum(rsdp_by_bootloader, 20) == 0)
+ return (acpi_rsdp_t*)rsdp_by_bootloader;
+ }
+
char* addr;
for (addr = (char*)BIOS_PADDR_START; addr < (char*)BIOS_PADDR_END; addr += 16) {
@@ -245,9 +250,9 @@
}
BOOT_CODE acpi_rsdt_t*
-acpi_init(acpi_info_t *acpi_info)
+acpi_init(acpi_info_t *acpi_info, char * rsdp_ptr)
{
- acpi_rsdp_t* acpi_rsdp = acpi_get_rsdp();
+ acpi_rsdp_t* acpi_rsdp = acpi_get_rsdp(rsdp_ptr);
acpi_rsdt_t* acpi_rsdt;
acpi_rsdt_t* acpi_rsdt_mapped;
--- src/kernel/sel4/include/plat/pc99/plat/machine/acpi.h
+++ src/kernel/sel4/include/plat/pc99/plat/machine/acpi.h
@@ -40,7 +40,7 @@
uint64_t phys_xsdt;
} acpi_info_t;
-acpi_rsdt_t * acpi_init(acpi_info_t *);
+acpi_rsdt_t * acpi_init(acpi_info_t *, char * rsdp_ptr);
uint32_t acpi_madt_scan(
acpi_rsdt_t* acpi_rsdt,
--- src/kernel/sel4/src/arch/x86/multiboot.S
+++ src/kernel/sel4/src/arch/x86/multiboot.S
@@ -62,3 +62,15 @@
.long CONFIG_MULTIBOOT_GRAPHICS_MODE_WIDTH /*width*/
.long CONFIG_MULTIBOOT_GRAPHICS_MODE_HEIGHT /*height*/
.long CONFIG_MULTIBOOT_GRAPHICS_MODE_DEPTH /*depth*/
+ .align 8
+ __mbi2_start:
+ /* magic multi-boot 2 header */
+ .long 0xe85250d6
+ .long 0x0
+ .long (__mbi2_end - __mbi2_start)
+ .long -(0xe85250d6 + (__mbi2_end - __mbi2_start))
+ /* end tag - type, flags, size */
+ .word 0x0
+ .word 0x0
+ .long 0x8
+ __mbi2_end:
--- src/kernel/sel4/include/arch/x86/arch/kernel/multiboot2.h
+++ src/kernel/sel4/include/arch/x86/arch/kernel/multiboot2.h
@@ -0,0 +1,52 @@
+/*
+ * Copyright 2017, Genode Labs GmbH
+ *
+ * This software may be distributed and modified according to the terms of
+ * the GNU General Public License version 2. Note that NO WARRANTY is provided.
+ * See "LICENSE_GPLv2.txt" for details.
+ *
+ */
+
+#ifndef __ARCH_KERNEL_MULTIBOOT2_H
+#define __ARCH_KERNEL_MULTIBOOT2_H
+
+#define MULTIBOOT2_MAGIC 0x36d76289
+
+#include <types.h>
+
+typedef struct multiboot2_header
+{
+ uint32_t total_size;
+ uint32_t unknown;
+} PACKED multiboot2_header_t;
+
+typedef struct multiboot2_tag
+{
+ uint32_t type;
+ uint32_t size;
+} PACKED multiboot2_tag_t;
+
+typedef struct multiboot2_memory
+{
+ uint64_t addr;
+ uint64_t size;
+ uint32_t type;
+ uint32_t reserved;
+} PACKED multiboot2_memory_t;
+
+typedef struct multiboot2_module
+{
+ uint32_t start;
+ uint32_t end;
+ char string [0];
+} PACKED multiboot2_module_t;
+
+enum multiboot2_tags {
+ MULTIBOOT2_TAG_END = 0,
+ MULTIBOOT2_TAG_CMDLINE = 1,
+ MULTIBOOT2_TAG_MODULE = 3,
+ MULTIBOOT2_TAG_MEMORY = 6,
+ MULTIBOOT2_TAG_ACPI = 15,
+};
+
+#endif

View File

@ -1 +1 @@
028fc711083263437bd4ed469b54eb7435ba2ea7 a6a9f6b6e79e9628419a18432fb3d1e6fd0c95f3

View File

@ -3,8 +3,8 @@ VERSION := git
DOWNLOADS := sel4.git DOWNLOADS := sel4.git
URL(sel4) := https://github.com/seL4/seL4.git URL(sel4) := https://github.com/seL4/seL4.git
# master branch, version 6.0 # master branch, version 7.0 + already merged multiboot2 and uefi support
REV(sel4) := 8564ace4dfb622ec69e0f7d762ebfbc8552ec918 REV(sel4) := a66feddb8c5044ecafe472c4ce249ae3adebd01b
DIR(sel4) := src/kernel/sel4 DIR(sel4) := src/kernel/sel4
$(call check_tool,python) $(call check_tool,python)
@ -21,8 +21,7 @@ default: $(DOWNLOADS)
$(VERBOSE)mkdir -p src/kernel/sel4/configs/pc99/ia32 $(VERBOSE)mkdir -p src/kernel/sel4/configs/pc99/ia32
$(VERBOSE)cp src/kernel/sel4/configs/pc99/autoconf.h src/kernel/sel4/configs/pc99/x86_64/autoconf.h $(VERBOSE)cp src/kernel/sel4/configs/pc99/autoconf.h src/kernel/sel4/configs/pc99/x86_64/autoconf.h
$(VERBOSE)mv src/kernel/sel4/configs/pc99/autoconf.h src/kernel/sel4/configs/pc99/ia32/autoconf.h $(VERBOSE)mv src/kernel/sel4/configs/pc99/autoconf.h src/kernel/sel4/configs/pc99/ia32/autoconf.h
$(VERBOSE)patch -p0 <$(REP_DIR)/patches/autoconf_32.config $(VERBOSE)sed -i "s.^ \*/. \*/\n#ifndef ARCH_IA32\n#define ARCH_IA32\n#endif\n." src/kernel/sel4/configs/pc99/ia32/autoconf.h
$(VERBOSE)patch -p0 <$(REP_DIR)/patches/autoconf_64.config
$(VERBOSE)mkdir -p src/kernel/sel4/configs/imx6/wand_quad $(VERBOSE)mkdir -p src/kernel/sel4/configs/imx6/wand_quad
$(VERBOSE)mv src/kernel/sel4/configs/imx6/autoconf.h src/kernel/sel4/configs/imx6/wand_quad/autoconf.h $(VERBOSE)mv src/kernel/sel4/configs/imx6/autoconf.h src/kernel/sel4/configs/imx6/wand_quad/autoconf.h
$(VERBOSE)patch -p0 <$(REP_DIR)/patches/wand_quad.config $(VERBOSE)patch -p0 <$(REP_DIR)/patches/wand_quad.config

View File

@ -377,17 +377,51 @@ void Platform::_init_rom_modules()
rom_size, rom_name, [&] () rom_size, rom_name, [&] ()
{ {
xml.node("acpi", [&] () { xml.node("acpi", [&] () {
uint32_t const revision = bi.archInfo.revision;
uint32_t const rsdt = bi.archInfo.rsdt;
uint64_t const xsdt = bi.archInfo.xsdt;
if (revision && (rsdt || xsdt)) { if (!bi.extraLen)
xml.attribute("revision", revision); return;
if (rsdt)
xml.attribute("rsdt", String<32>(Hex(rsdt)));
if (xsdt) addr_t const boot_info_page = reinterpret_cast<addr_t>(&bi);
xml.attribute("xsdt", String<32>(Hex(xsdt))); addr_t const boot_info_extra = boot_info_page + 4096;
seL4_BootInfoHeader const * element = reinterpret_cast<seL4_BootInfoHeader *>(boot_info_extra);
seL4_BootInfoHeader const * const last = reinterpret_cast<seL4_BootInfoHeader const * const>(boot_info_extra + bi.extraLen);
for (seL4_BootInfoHeader const *next = nullptr;
(next = reinterpret_cast<seL4_BootInfoHeader const *>(reinterpret_cast<addr_t>(element) + element->len)) &&
next <= last && element->id != SEL4_BOOTINFO_HEADER_PADDING;
element = next)
{
if (element->id != SEL4_BOOTINFO_HEADER_X86_ACPI_RSDP)
continue;
struct Acpi_rsdp
{
uint64_t signature;
uint8_t checksum;
char oem[6];
uint8_t revision;
uint32_t rsdt;
uint32_t length;
uint64_t xsdt;
uint32_t reserved;
bool valid() const {
const char sign[] = "RSD PTR ";
return signature == *(Genode::uint64_t *)sign;
}
} __attribute__((packed));
Acpi_rsdp const * rsdp = reinterpret_cast<Acpi_rsdp const *>(reinterpret_cast<addr_t>(element) + sizeof(*element));
if (rsdp->valid() && (rsdp->rsdt || rsdp->xsdt)) {
xml.attribute("revision", rsdp->revision);
if (rsdp->rsdt)
xml.attribute("rsdt", String<32>(Hex(rsdp->rsdt)));
if (rsdp->xsdt)
xml.attribute("xsdt", String<32>(Hex(rsdp->xsdt)));
}
} }
}); });
}); });
@ -494,7 +528,7 @@ Platform::Platform()
uint64_t const * buf = reinterpret_cast<uint64_t *>(ipcbuffer->msg); uint64_t const * buf = reinterpret_cast<uint64_t *>(ipcbuffer->msg);
seL4_BenchmarkGetThreadUtilisation(tcb_sel.value()); seL4_BenchmarkGetThreadUtilisation(tcb_sel.value());
uint64_t execution_time = buf[BENCHMARK_IDLE_UTILISATION]; uint64_t execution_time = buf[BENCHMARK_IDLE_TCBCPU_UTILISATION];
return { Session_label("kernel"), Trace::Thread_name(name), return { Session_label("kernel"), Trace::Thread_name(name),
Trace::Execution_time(execution_time), affinity }; Trace::Execution_time(execution_time), affinity };