mirror of
https://github.com/genodelabs/genode.git
synced 2025-01-18 10:46:25 +00:00
Alexander Boettcher
Christian Helmuth
parent
09ce611353
commit
a8227e80af
146
repos/base-sel4/patches/acpi_bootinfo.patch
Normal file
146
repos/base-sel4/patches/acpi_bootinfo.patch
Normal file
@ -0,0 +1,146 @@
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--- src/kernel/sel4/libsel4/include/sel4/bootinfo_types.h
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+++ src/kernel/sel4/libsel4/include/sel4/bootinfo_types.h
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@@ -65,7 +65,12 @@
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seL4_SlotRegion extraBIPages; /* caps for any pages used to back the additional bootinfo information */
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seL4_Uint8 initThreadCNodeSizeBits; /* initial thread's root CNode size (2^n slots) */
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seL4_Domain initThreadDomain; /* Initial thread's domain ID */
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- seL4_Word archInfo; /* tsc freq on x86, unused on arm */
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+ struct {
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+ seL4_Word tsc; /* tsc freq on x86, unused on arm */
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+ seL4_Word revision;
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+ seL4_Word rsdt;
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+ unsigned long long xsdt;
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+ } archInfo;
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seL4_SlotRegion untyped; /* untyped-object caps (untyped caps) */
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seL4_UntypedDesc untypedList[CONFIG_MAX_NUM_BOOTINFO_UNTYPED_CAPS]; /* information about each untyped */
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/* the untypedList should be the last entry in this struct, in order
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--- src/kernel/sel4/include/arch/x86/arch/kernel/boot.h
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+++ src/kernel/sel4/include/arch/x86/arch/kernel/boot.h
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@@ -41,7 +41,8 @@
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paddr_t* drhu_list,
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acpi_rmrr_list_t *rmrr_list,
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seL4_X86_BootInfo_VBE *vbe,
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- seL4_X86_BootInfo_mmap_t *mb_mmap
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+ seL4_X86_BootInfo_mmap_t *mb_mmap,
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+ acpi_info_t* acpi_info
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);
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bool_t init_cpu(
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--- src/kernel/sel4/src/plat/pc99/machine/acpi.c
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+++ src/kernel/sel4/src/plat/pc99/machine/acpi.c
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@@ -30,10 +30,10 @@
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uint8_t revision;
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uint32_t rsdt_address;
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uint32_t length;
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- uint32_t xsdt_address[2];
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+ uint64_t xsdt_address;
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uint8_t extended_checksum;
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char reserved[3];
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-} acpi_rsdp_t;
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+} PACKED acpi_rsdp_t;
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compile_assert(acpi_rsdp_packed, sizeof(acpi_rsdp_t) == 36)
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/* DMA Remapping Reporting Table */
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@@ -245,7 +245,7 @@
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}
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BOOT_CODE acpi_rsdt_t*
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-acpi_init(void)
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+acpi_init(acpi_info_t *acpi_info)
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{
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acpi_rsdp_t* acpi_rsdp = acpi_get_rsdp();
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acpi_rsdt_t* acpi_rsdt;
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@@ -259,6 +259,12 @@
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acpi_rsdp = acpi_table_init(acpi_rsdp, ACPI_RSDP);
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printf("ACPI: RSDP vaddr=%p\n", acpi_rsdp);
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+ if (acpi_info) {
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+ acpi_info->revision = acpi_rsdp->revision;
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+ acpi_info->phys_rsdt = acpi_rsdp->rsdt_address;
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+ acpi_info->phys_xsdt = acpi_rsdp->xsdt_address;
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+ }
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+
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acpi_rsdt = (acpi_rsdt_t*)(word_t)acpi_rsdp->rsdt_address;
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printf("ACPI: RSDT paddr=%p\n", acpi_rsdt);
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acpi_rsdt_mapped = (acpi_rsdt_t*)acpi_table_init(acpi_rsdt, ACPI_RSDT);
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--- src/kernel/sel4/include/plat/pc99/plat/machine/acpi.h
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+++ src/kernel/sel4/include/plat/pc99/plat/machine/acpi.h
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@@ -34,7 +34,13 @@
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uint32_t entry[1];
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} PACKED acpi_rsdt_t;
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-acpi_rsdt_t* acpi_init(void);
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+typedef struct acpi_info_t {
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+ uint32_t revision;
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+ uint32_t phys_rsdt;
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+ uint64_t phys_xsdt;
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+} acpi_info_t;
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+
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+acpi_rsdt_t * acpi_init(acpi_info_t *);
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uint32_t acpi_madt_scan(
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acpi_rsdt_t* acpi_rsdt,
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--- src/kernel/sel4/src/arch/x86/kernel/boot_sys.c
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+++ src/kernel/sel4/src/arch/x86/kernel/boot_sys.c
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@@ -187,7 +187,7 @@
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}
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static BOOT_CODE bool_t
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-try_boot_sys_node(cpu_id_t cpu_id)
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+try_boot_sys_node(cpu_id_t cpu_id, acpi_info_t* acpi_info)
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{
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p_region_t boot_mem_reuse_p_reg;
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@@ -224,7 +224,8 @@
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boot_state.drhu_list,
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&boot_state.rmrr_list,
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&boot_state.vbe_info,
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- &boot_state.mb_mmap_info
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+ &boot_state.mb_mmap_info,
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+ acpi_info
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)) {
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return false;
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}
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@@ -487,7 +488,8 @@
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}
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/* get ACPI root table */
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- acpi_rsdt = acpi_init();
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+ acpi_info_t acpi_info = { 0, 0, 0 };
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+ acpi_rsdt = acpi_init(&acpi_info);
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if (!acpi_rsdt) {
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return false;
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}
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@@ -597,7 +599,7 @@
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ksNumCPUs = boot_state.num_cpus;
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printf("Starting node #0 with APIC ID %lu\n", boot_state.cpus[0]);
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- if (!try_boot_sys_node(boot_state.cpus[0])) {
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+ if (!try_boot_sys_node(boot_state.cpus[0], &acpi_info)) {
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return false;
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}
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--- src/kernel/sel4/src/arch/x86/kernel/boot.c
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+++ src/kernel/sel4/src/arch/x86/kernel/boot.c
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@@ -250,7 +250,8 @@
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paddr_t* drhu_list,
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acpi_rmrr_list_t *rmrr_list,
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seL4_X86_BootInfo_VBE *vbe,
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- seL4_X86_BootInfo_mmap_t *mb_mmap
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+ seL4_X86_BootInfo_mmap_t *mb_mmap,
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+ acpi_info_t* acpi_info
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)
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{
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cap_t root_cnode_cap;
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@@ -405,7 +406,10 @@
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}
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write_it_asid_pool(it_ap_cap, it_vspace_cap);
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- ndks_boot.bi_frame->archInfo = tsc_init();
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+ ndks_boot.bi_frame->archInfo.tsc = tsc_init();
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+ ndks_boot.bi_frame->archInfo.revision = acpi_info->revision;
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+ ndks_boot.bi_frame->archInfo.rsdt = acpi_info->phys_rsdt;
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+ ndks_boot.bi_frame->archInfo.xsdt = acpi_info->phys_xsdt;
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/* create the idle thread */
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if (!create_idle_thread()) {
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@ -1 +1 @@
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8ab77c39000530e8f78a66581bf368a902cbcdc3
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090682dbb3c4c92e47f116acabc030e3ad659b43
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