git: 8897b562abbf - main - bhyve: add helper to append a basl table without a header
- Go to: [ bottom of page ] [ top of archives ] [ this month ]
Date: Mon, 21 Nov 2022 08:31:35 UTC
The branch main has been updated by corvink: URL: https://cgit.FreeBSD.org/src/commit/?id=8897b562abbf1dbc2d6c83d31ed673d5220c3da3 commit 8897b562abbf1dbc2d6c83d31ed673d5220c3da3 Author: Corvin Köhne <corvink@FreeBSD.org> AuthorDate: 2022-11-16 08:31:29 +0000 Commit: Corvin Köhne <corvink@FreeBSD.org> CommitDate: 2022-11-21 08:27:51 +0000 bhyve: add helper to append a basl table without a header The common style for build an ACPI table will be: 1. basl_table_create 2. basl_table_append_header 3. setup an ACPI_TABLE_* struct 4. basl_table_append_bytes (without header) Add a helper for the last step. Reviewed by: jhb, markj Approved by: manu (mentor) MFC after: 2 weeks Sponsored by: Beckhoff Automation GmbH & Co. KG Differential Revision: https://reviews.freebsd.org/D37406 --- usr.sbin/bhyve/basl.c | 11 +++++++++++ usr.sbin/bhyve/basl.h | 3 +++ 2 files changed, 14 insertions(+) diff --git a/usr.sbin/bhyve/basl.c b/usr.sbin/bhyve/basl.c index e93d0e2e1a58..716393caeebe 100644 --- a/usr.sbin/bhyve/basl.c +++ b/usr.sbin/bhyve/basl.c @@ -437,6 +437,17 @@ basl_table_append_checksum(struct basl_table *const table, const uint32_t start, return (0); } +int +basl_table_append_content(struct basl_table *table, void *data, uint32_t len) +{ + assert(data != NULL); + assert(len >= sizeof(ACPI_TABLE_HEADER)); + + return (basl_table_append_bytes(table, + (void *)((uintptr_t)(data) + sizeof(ACPI_TABLE_HEADER)), + len - sizeof(ACPI_TABLE_HEADER))); +} + int basl_table_append_gas(struct basl_table *const table, const uint8_t space_id, const uint8_t bit_width, const uint8_t bit_offset, diff --git a/usr.sbin/bhyve/basl.h b/usr.sbin/bhyve/basl.h index 3b61362d824f..0fe4ef7c5e82 100644 --- a/usr.sbin/bhyve/basl.h +++ b/usr.sbin/bhyve/basl.h @@ -53,6 +53,9 @@ int basl_table_append_bytes(struct basl_table *table, const void *bytes, uint32_t len); int basl_table_append_checksum(struct basl_table *table, uint32_t start, uint32_t len); +/* Add an ACPI_TABLE_* to basl without its header. */ +int basl_table_append_content(struct basl_table *table, void *data, + uint32_t len); int basl_table_append_gas(struct basl_table *table, uint8_t space_id, uint8_t bit_width, uint8_t bit_offset, uint8_t access_width, uint64_t address);