xen_boot: Remove obsolete module type distinctions.
This commit is contained in:
parent
cc2ed41039
commit
0edd750e50
1 changed files with 30 additions and 118 deletions
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@ -37,16 +37,6 @@
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GRUB_MOD_LICENSE ("GPLv3+");
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GRUB_MOD_LICENSE ("GPLv3+");
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#define XEN_HYPERVISOR_NAME "xen_hypervisor"
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#define XEN_HYPERVISOR_NAME "xen_hypervisor"
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#define MODULE_DEFAULT_ALIGN (0x0)
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#define MODULE_IMAGE_MIN_ALIGN MODULE_DEFAULT_ALIGN
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#define MODULE_INITRD_MIN_ALIGN MODULE_DEFAULT_ALIGN
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#define MODULE_XSM_MIN_ALIGN MODULE_DEFAULT_ALIGN
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#define MODULE_CUSTOM_MIN_ALIGN MODULE_DEFAULT_ALIGN
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#define MODULE_IMAGE_COMPATIBLE "multiboot,kernel\0multiboot,module"
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#define MODULE_INITRD_COMPATIBLE "multiboot,ramdisk\0multiboot,module"
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#define MODULE_XSM_COMPATIBLE "xen,xsm-policy\0multiboot,module"
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#define MODULE_CUSTOM_COMPATIBLE "multiboot,module"
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#define MODULE_CUSTOM_COMPATIBLE "multiboot,module"
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/* This maximum size is defined in Power.org ePAPR V1.1
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/* This maximum size is defined in Power.org ePAPR V1.1
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@ -74,14 +64,6 @@ enum module_type
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};
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};
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typedef enum module_type module_type_t;
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typedef enum module_type module_type_t;
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struct fdt_node_info
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{
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module_type_t type;
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const char *compat_string;
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grub_size_t compat_string_size;
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};
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struct xen_hypervisor_header
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struct xen_hypervisor_header
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{
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{
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struct grub_arm64_linux_kernel_header efi_head;
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struct grub_arm64_linux_kernel_header efi_head;
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@ -98,7 +80,7 @@ struct xen_boot_binary
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{
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{
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struct xen_boot_binary *next;
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struct xen_boot_binary *next;
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struct xen_boot_binary **prev;
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struct xen_boot_binary **prev;
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const char *name;
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int is_hypervisor;
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grub_addr_t start;
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grub_addr_t start;
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grub_size_t size;
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grub_size_t size;
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@ -106,8 +88,6 @@ struct xen_boot_binary
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char *cmdline;
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char *cmdline;
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int cmdline_size;
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int cmdline_size;
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struct fdt_node_info node_info;
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};
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};
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static grub_dl_t my_mod;
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static grub_dl_t my_mod;
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@ -116,19 +96,6 @@ static int loaded;
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static struct xen_boot_binary *xen_hypervisor;
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static struct xen_boot_binary *xen_hypervisor;
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static struct xen_boot_binary *module_head;
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static struct xen_boot_binary *module_head;
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static const grub_size_t module_default_align[] = {
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MODULE_IMAGE_MIN_ALIGN,
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MODULE_INITRD_MIN_ALIGN,
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MODULE_XSM_MIN_ALIGN,
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MODULE_CUSTOM_MIN_ALIGN
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};
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static const compat_string_struct_t default_compat_string[] = {
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FDT_COMPATIBLE (MODULE_IMAGE_COMPATIBLE),
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FDT_COMPATIBLE (MODULE_INITRD_COMPATIBLE),
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FDT_COMPATIBLE (MODULE_XSM_COMPATIBLE),
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FDT_COMPATIBLE (MODULE_CUSTOM_COMPATIBLE)
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};
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static __inline grub_addr_t
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static __inline grub_addr_t
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xen_boot_address_align (grub_addr_t start, grub_size_t align)
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xen_boot_address_align (grub_addr_t start, grub_size_t align)
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@ -136,20 +103,6 @@ xen_boot_address_align (grub_addr_t start, grub_size_t align)
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return (align ? (ALIGN_UP (start, align)) : start);
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return (align ? (ALIGN_UP (start, align)) : start);
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}
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}
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/* set module type according to command name. */
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static grub_err_t
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set_module_type (grub_command_t cmd, struct xen_boot_binary *module)
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{
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if (!grub_strcmp (cmd->name, "xen_linux"))
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module->node_info.type = MODULE_IMAGE;
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else if (!grub_strcmp (cmd->name, "xen_initrd"))
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module->node_info.type = MODULE_INITRD;
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else if (!grub_strcmp (cmd->name, "xen_xsm"))
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module->node_info.type = MODULE_XSM;
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return GRUB_ERR_NONE;
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}
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static grub_err_t
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static grub_err_t
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prepare_xen_hypervisor_params (void *xen_boot_fdt)
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prepare_xen_hypervisor_params (void *xen_boot_fdt)
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{
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{
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@ -203,15 +156,11 @@ prepare_xen_module_params (struct xen_boot_binary *module, void *xen_boot_fdt)
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grub_fdt_add_subnode (xen_boot_fdt, chosen_node, module_name);
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grub_fdt_add_subnode (xen_boot_fdt, chosen_node, module_name);
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retval = grub_fdt_set_prop (xen_boot_fdt, module_node, "compatible",
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retval = grub_fdt_set_prop (xen_boot_fdt, module_node, "compatible",
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module->node_info.compat_string,
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MODULE_CUSTOM_COMPATIBLE, sizeof(MODULE_CUSTOM_COMPATIBLE) - 1);
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(grub_uint32_t) module->
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node_info.compat_string_size);
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if (retval)
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if (retval)
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return grub_error (GRUB_ERR_IO, "failed to update FDT");
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return grub_error (GRUB_ERR_IO, "failed to update FDT");
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grub_dprintf ("xen_loader", "Module %s compatible = %s size = 0x%lx\n",
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grub_dprintf ("xen_loader", "Module\n");
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module->name, module->node_info.compat_string,
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module->node_info.compat_string_size);
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retval = grub_fdt_set_reg64 (xen_boot_fdt, module_node,
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retval = grub_fdt_set_reg64 (xen_boot_fdt, module_node,
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xen_boot_address_align (module->start,
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xen_boot_address_align (module->start,
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@ -223,7 +172,7 @@ prepare_xen_module_params (struct xen_boot_binary *module, void *xen_boot_fdt)
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if (module->cmdline && module->cmdline_size > 0)
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if (module->cmdline && module->cmdline_size > 0)
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{
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{
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grub_dprintf ("xen_loader",
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grub_dprintf ("xen_loader",
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"Module %s cmdline : %s @ %p size:%d\n", module->name,
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"Module cmdline : %s @ %p size:%d\n",
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module->cmdline, module->cmdline, module->cmdline_size);
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module->cmdline, module->cmdline, module->cmdline_size);
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retval = grub_fdt_set_prop (xen_boot_fdt, module_node, "bootargs",
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retval = grub_fdt_set_prop (xen_boot_fdt, module_node, "bootargs",
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@ -233,8 +182,7 @@ prepare_xen_module_params (struct xen_boot_binary *module, void *xen_boot_fdt)
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}
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}
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else
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else
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{
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{
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grub_dprintf ("xen_loader", "Module %s has not bootargs!\n",
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grub_dprintf ("xen_loader", "Module has no bootargs!\n");
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module->name);
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}
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}
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return GRUB_ERR_NONE;
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return GRUB_ERR_NONE;
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@ -251,8 +199,8 @@ finalize_params_xen_boot (void)
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additional_size += FDT_NODE_NAME_MAX_SIZE + xen_hypervisor->cmdline_size;
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additional_size += FDT_NODE_NAME_MAX_SIZE + xen_hypervisor->cmdline_size;
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FOR_LIST_ELEMENTS (module, module_head)
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FOR_LIST_ELEMENTS (module, module_head)
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{
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{
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additional_size += 6 * FDT_NODE_NAME_MAX_SIZE + module->
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additional_size += 6 * FDT_NODE_NAME_MAX_SIZE + sizeof(MODULE_CUSTOM_COMPATIBLE) - 1
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node_info.compat_string_size + module->cmdline_size;
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+ module->cmdline_size;
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}
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}
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xen_boot_fdt = grub_fdt_load (additional_size);
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xen_boot_fdt = grub_fdt_load (additional_size);
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@ -275,8 +223,7 @@ finalize_params_xen_boot (void)
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{
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{
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if (module->start && module->size > 0)
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if (module->start && module->size > 0)
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{
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{
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grub_dprintf ("xen_loader", "Module %s @ 0x%lx size:0x%lx\n",
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grub_dprintf ("xen_loader", "Module @ 0x%lx size:0x%lx\n",
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module->name,
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xen_boot_address_align (module->start, module->align),
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xen_boot_address_align (module->start, module->align),
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module->size);
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module->size);
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if (prepare_xen_module_params (module, xen_boot_fdt) != GRUB_ERR_NONE)
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if (prepare_xen_module_params (module, xen_boot_fdt) != GRUB_ERR_NONE)
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@ -284,7 +231,7 @@ finalize_params_xen_boot (void)
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}
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}
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else
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else
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{
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{
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grub_dprintf ("xen_loader", "Module info error: %s!\n", module->name);
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grub_dprintf ("xen_loader", "Module info error!\n");
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goto fail;
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goto fail;
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}
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}
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}
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}
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@ -327,19 +274,16 @@ single_binary_unload (struct xen_boot_binary *binary)
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{
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{
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grub_free (binary->cmdline);
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grub_free (binary->cmdline);
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grub_dprintf ("xen_loader",
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grub_dprintf ("xen_loader",
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"Module %s cmdline memory free @ %p size: %d\n",
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"Module cmdline memory free @ %p size: %d\n",
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binary->name, binary->cmdline, binary->cmdline_size);
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binary->cmdline, binary->cmdline_size);
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}
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}
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if (binary->node_info.type == MODULE_CUSTOM)
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if (!binary->is_hypervisor)
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grub_free ((void *) binary->node_info.compat_string);
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if (grub_strcmp (binary->name, XEN_HYPERVISOR_NAME))
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grub_list_remove (GRUB_AS_LIST (binary));
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grub_list_remove (GRUB_AS_LIST (binary));
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grub_dprintf ("xen_loader",
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grub_dprintf ("xen_loader",
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"Module %s struct memory free @ %p size: 0x%lx\n",
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"Module struct memory free @ %p size: 0x%lx\n",
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binary->name, binary, sizeof (binary));
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binary, sizeof (binary));
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grub_free (binary);
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grub_free (binary);
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return;
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return;
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@ -377,8 +321,7 @@ xen_boot_binary_load (struct xen_boot_binary *binary, grub_file_t file,
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int argc, char *argv[])
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int argc, char *argv[])
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{
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{
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binary->size = grub_file_size (file);
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binary->size = grub_file_size (file);
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grub_dprintf ("xen_loader", "Xen_boot %s file size: 0x%lx\n",
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grub_dprintf ("xen_loader", "Xen_boot file size: 0x%lx\n", binary->size);
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binary->name, binary->size);
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binary->start
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binary->start
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= (grub_addr_t) grub_efi_allocate_pages (0,
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= (grub_addr_t) grub_efi_allocate_pages (0,
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@ -391,8 +334,8 @@ xen_boot_binary_load (struct xen_boot_binary *binary, grub_file_t file,
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return;
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return;
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}
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}
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grub_dprintf ("xen_loader", "Xen_boot %s numpages: 0x%lx\n",
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grub_dprintf ("xen_loader", "Xen_boot numpages: 0x%lx\n",
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binary->name, GRUB_EFI_BYTES_TO_PAGES (binary->size + binary->align));
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GRUB_EFI_BYTES_TO_PAGES (binary->size + binary->align));
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if (grub_file_read (file, (void *) xen_boot_address_align (binary->start,
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if (grub_file_read (file, (void *) xen_boot_address_align (binary->start,
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binary->align),
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binary->align),
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@ -416,7 +359,7 @@ xen_boot_binary_load (struct xen_boot_binary *binary, grub_file_t file,
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grub_create_loader_cmdline (argc - 1, argv + 1, binary->cmdline,
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grub_create_loader_cmdline (argc - 1, argv + 1, binary->cmdline,
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binary->cmdline_size);
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binary->cmdline_size);
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grub_dprintf ("xen_loader",
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grub_dprintf ("xen_loader",
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"Xen_boot %s cmdline @ %p %s, size: %d\n", binary->name,
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"Xen_boot cmdline @ %p %s, size: %d\n",
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binary->cmdline, binary->cmdline, binary->cmdline_size);
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binary->cmdline, binary->cmdline, binary->cmdline_size);
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}
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}
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else
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else
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@ -430,7 +373,8 @@ xen_boot_binary_load (struct xen_boot_binary *binary, grub_file_t file,
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}
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}
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static grub_err_t
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static grub_err_t
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grub_cmd_xen_module (grub_command_t cmd, int argc, char *argv[])
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grub_cmd_xen_module (grub_command_t cmd __attribute__((unused)),
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int argc, char *argv[])
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{
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{
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struct xen_boot_binary *module = NULL;
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struct xen_boot_binary *module = NULL;
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@ -454,34 +398,10 @@ grub_cmd_xen_module (grub_command_t cmd, int argc, char *argv[])
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if (!module)
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if (!module)
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return grub_errno;
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return grub_errno;
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/* process all the options and get module type */
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module->is_hypervisor = 0;
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if (set_module_type (cmd, module) != GRUB_ERR_NONE)
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module->align = 4096;
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goto fail;
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switch (module->node_info.type)
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{
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case MODULE_IMAGE:
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case MODULE_INITRD:
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case MODULE_XSM:
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module->node_info.compat_string =
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default_compat_string[module->node_info.type].compat_string;
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module->node_info.compat_string_size =
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default_compat_string[module->node_info.type].size;
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break;
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case MODULE_CUSTOM:
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grub_dprintf ("xen_loader", "Init module and node info\n");
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/* we have set the node_info in set_module_type */
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break;
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default:
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return grub_error (GRUB_ERR_BAD_ARGUMENT, N_("invalid argument"));
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}
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module->name = module->node_info.compat_string;
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module->align = module_default_align[module->node_info.type];
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grub_dprintf ("xen_loader", "Init %s module and node info:\n"
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"compatible %s\ncompat_string_size 0x%lx\n",
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module->name, module->node_info.compat_string,
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module->node_info.compat_string_size);
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file = grub_file_open (argv[0]);
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file = grub_file_open (argv[0]);
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if (!file)
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if (!file)
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@ -491,7 +411,7 @@ grub_cmd_xen_module (grub_command_t cmd, int argc, char *argv[])
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if (grub_errno == GRUB_ERR_NONE)
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if (grub_errno == GRUB_ERR_NONE)
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grub_list_push (GRUB_AS_LIST_P (&module_head), GRUB_AS_LIST (module));
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grub_list_push (GRUB_AS_LIST_P (&module_head), GRUB_AS_LIST (module));
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fail:
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fail:
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if (file)
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if (file)
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grub_file_close (file);
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grub_file_close (file);
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if (grub_errno != GRUB_ERR_NONE)
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if (grub_errno != GRUB_ERR_NONE)
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@ -535,7 +455,7 @@ grub_cmd_xen_hypervisor (grub_command_t cmd __attribute__ ((unused)),
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if (!xen_hypervisor)
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if (!xen_hypervisor)
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return grub_errno;
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return grub_errno;
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xen_hypervisor->name = XEN_HYPERVISOR_NAME;
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xen_hypervisor->is_hypervisor = 1;
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xen_hypervisor->align = (grub_size_t) sh.optional_header.section_alignment;
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xen_hypervisor->align = (grub_size_t) sh.optional_header.section_alignment;
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xen_boot_binary_load (xen_hypervisor, file, argc, argv);
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xen_boot_binary_load (xen_hypervisor, file, argc, argv);
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@ -559,29 +479,21 @@ fail:
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}
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}
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static grub_command_t cmd_xen_hypervisor;
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static grub_command_t cmd_xen_hypervisor;
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static grub_command_t cmd_xen_linux, cmd_xen_initrd, cmd_xen_xsm;
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static grub_command_t cmd_xen_module;
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GRUB_MOD_INIT (xen_boot)
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GRUB_MOD_INIT (xen_boot)
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{
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{
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cmd_xen_hypervisor =
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cmd_xen_hypervisor =
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grub_register_command ("xen_hypervisor", grub_cmd_xen_hypervisor, 0,
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grub_register_command ("xen_hypervisor", grub_cmd_xen_hypervisor, 0,
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N_("Load a xen hypervisor."));
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N_("Load a xen hypervisor."));
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cmd_xen_linux =
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cmd_xen_module =
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grub_register_command ("xen_linux", grub_cmd_xen_module, 0,
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grub_register_command ("xen_module", grub_cmd_xen_module, 0,
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N_("Load a xen linux kernel for dom0."));
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N_("Load a xen module."));
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cmd_xen_initrd =
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|
||||||
grub_register_command ("xen_initrd", grub_cmd_xen_module, 0,
|
|
||||||
N_("Load a xen initrd for dom0."));
|
|
||||||
cmd_xen_xsm =
|
|
||||||
grub_register_command ("xen_xsm", grub_cmd_xen_module, 0,
|
|
||||||
N_("Load a xen security module."));
|
|
||||||
my_mod = mod;
|
my_mod = mod;
|
||||||
}
|
}
|
||||||
|
|
||||||
GRUB_MOD_FINI (xen_boot)
|
GRUB_MOD_FINI (xen_boot)
|
||||||
{
|
{
|
||||||
grub_unregister_command (cmd_xen_hypervisor);
|
grub_unregister_command (cmd_xen_hypervisor);
|
||||||
grub_unregister_command (cmd_xen_linux);
|
grub_unregister_command (cmd_xen_module);
|
||||||
grub_unregister_command (cmd_xen_initrd);
|
|
||||||
grub_unregister_command (cmd_xen_xsm);
|
|
||||||
}
|
}
|
||||||
|
|
Loading…
Reference in a new issue