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@@ -778,6 +778,72 @@ int ps3_repository_read_mm_info(u64 *rm_base, u64 *rm_size, u64 *region_total)
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: ps3_repository_read_region_total(region_total);
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}
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+/**
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+ * ps3_repository_read_highmem_region_count - Read the number of highmem regions
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+ *
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+ * Bootloaders must arrange the repository nodes such that regions are indexed
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+ * with a region_index from 0 to region_count-1.
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+ */
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+
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+int ps3_repository_read_highmem_region_count(unsigned int *region_count)
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+{
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+ int result;
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+ u64 v1 = 0;
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+
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+ result = read_node(PS3_LPAR_ID_CURRENT,
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+ make_first_field("highmem", 0),
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+ make_field("region", 0),
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+ make_field("count", 0),
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+ 0,
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+ &v1, NULL);
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+ *region_count = v1;
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+ return result;
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+}
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+
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+
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+int ps3_repository_read_highmem_base(unsigned int region_index,
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+ u64 *highmem_base)
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+{
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+ return read_node(PS3_LPAR_ID_CURRENT,
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+ make_first_field("highmem", 0),
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+ make_field("region", region_index),
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+ make_field("base", 0),
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+ 0,
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+ highmem_base, NULL);
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+}
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+
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+int ps3_repository_read_highmem_size(unsigned int region_index,
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+ u64 *highmem_size)
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+{
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+ return read_node(PS3_LPAR_ID_CURRENT,
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+ make_first_field("highmem", 0),
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+ make_field("region", region_index),
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+ make_field("size", 0),
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+ 0,
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+ highmem_size, NULL);
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+}
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+
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+/**
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+ * ps3_repository_read_highmem_info - Read high memory region info
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+ * @region_index: Region index, {0,..,region_count-1}.
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+ * @highmem_base: High memory base address.
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+ * @highmem_size: High memory size.
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+ *
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+ * Bootloaders that preallocate highmem regions must place the
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+ * region info into the repository at these well known nodes.
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+ */
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+
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+int ps3_repository_read_highmem_info(unsigned int region_index,
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+ u64 *highmem_base, u64 *highmem_size)
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+{
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+ int result;
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+
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+ *highmem_base = 0;
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+ result = ps3_repository_read_highmem_base(region_index, highmem_base);
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+ return result ? result
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+ : ps3_repository_read_highmem_size(region_index, highmem_size);
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+}
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+
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/**
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* ps3_repository_read_num_spu_reserved - Number of physical spus reserved.
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* @num_spu: Number of physical spus.
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@@ -1002,6 +1068,138 @@ int ps3_repository_read_lpm_privileges(unsigned int be_index, u64 *lpar,
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lpar, rights);
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}
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+#if defined(CONFIG_PS3_REPOSITORY_WRITE)
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+
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+static int create_node(u64 n1, u64 n2, u64 n3, u64 n4, u64 v1, u64 v2)
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+{
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+ int result;
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+
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+ dump_node(0, n1, n2, n3, n4, v1, v2);
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+
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+ result = lv1_create_repository_node(n1, n2, n3, n4, v1, v2);
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+
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+ if (result) {
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+ pr_devel("%s:%d: lv1_create_repository_node failed: %s\n",
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+ __func__, __LINE__, ps3_result(result));
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+ return -ENOENT;
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+ }
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+
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+ return 0;
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+}
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+
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+static int delete_node(u64 n1, u64 n2, u64 n3, u64 n4)
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+{
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+ int result;
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+
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+ dump_node(0, n1, n2, n3, n4, 0, 0);
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+
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+ result = lv1_delete_repository_node(n1, n2, n3, n4);
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+
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+ if (result) {
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+ pr_devel("%s:%d: lv1_delete_repository_node failed: %s\n",
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+ __func__, __LINE__, ps3_result(result));
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+ return -ENOENT;
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+ }
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+
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+ return 0;
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+}
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+
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+static int write_node(u64 n1, u64 n2, u64 n3, u64 n4, u64 v1, u64 v2)
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+{
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+ int result;
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+
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+ result = create_node(n1, n2, n3, n4, v1, v2);
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+
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+ if (!result)
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+ return 0;
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+
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+ result = lv1_write_repository_node(n1, n2, n3, n4, v1, v2);
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+
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+ if (result) {
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+ pr_devel("%s:%d: lv1_write_repository_node failed: %s\n",
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+ __func__, __LINE__, ps3_result(result));
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+ return -ENOENT;
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+ }
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+
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+ return 0;
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+}
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+
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+int ps3_repository_write_highmem_region_count(unsigned int region_count)
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+{
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+ int result;
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+ u64 v1 = (u64)region_count;
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+
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+ result = write_node(
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+ make_first_field("highmem", 0),
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+ make_field("region", 0),
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+ make_field("count", 0),
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+ 0,
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+ v1, 0);
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+ return result;
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+}
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+
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+int ps3_repository_write_highmem_base(unsigned int region_index,
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+ u64 highmem_base)
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+{
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+ return write_node(
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+ make_first_field("highmem", 0),
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+ make_field("region", region_index),
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+ make_field("base", 0),
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+ 0,
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+ highmem_base, 0);
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+}
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+
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+int ps3_repository_write_highmem_size(unsigned int region_index,
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+ u64 highmem_size)
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+{
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+ return write_node(
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+ make_first_field("highmem", 0),
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+ make_field("region", region_index),
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+ make_field("size", 0),
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+ 0,
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+ highmem_size, 0);
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+}
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+
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+int ps3_repository_write_highmem_info(unsigned int region_index,
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+ u64 highmem_base, u64 highmem_size)
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+{
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+ int result;
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+
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+ result = ps3_repository_write_highmem_base(region_index, highmem_base);
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+ return result ? result
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+ : ps3_repository_write_highmem_size(region_index, highmem_size);
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+}
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+
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+static int ps3_repository_delete_highmem_base(unsigned int region_index)
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+{
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+ return delete_node(
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+ make_first_field("highmem", 0),
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+ make_field("region", region_index),
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+ make_field("base", 0),
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+ 0);
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+}
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+
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+static int ps3_repository_delete_highmem_size(unsigned int region_index)
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+{
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+ return delete_node(
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+ make_first_field("highmem", 0),
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+ make_field("region", region_index),
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+ make_field("size", 0),
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+ 0);
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+}
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+
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+int ps3_repository_delete_highmem_info(unsigned int region_index)
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+{
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+ int result;
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+
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+ result = ps3_repository_delete_highmem_base(region_index);
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+ result += ps3_repository_delete_highmem_size(region_index);
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+
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+ return result ? -1 : 0;
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+}
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+
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+#endif /* defined(CONFIG_PS3_WRITE_REPOSITORY) */
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+
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#if defined(DEBUG)
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int ps3_repository_dump_resource_info(const struct ps3_repository_device *repo)
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Benjamin Herrenschmidt