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src/arch/x86/boot/acpigen.c: Small coding style and comment fixes 

While reading through the file fix some spotted errors like
indentation, locution(?), capitalization and missing full stops.

Change-Id: Id435b4750e329b06a9b36c1df2c39d2038a09b18
Signed-off-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-on: http://review.coreboot.org/2484
Tested-by: build bot (Jenkins)
Reviewed-by: Martin Roth <martin.roth@se-eng.com>
Reviewed-by: Marc Jones <marc.jones@se-eng.com>
This commit is contained in:
Paul Menzel 2013-02-22 12:33:08 +01:00 committed by Marc Jones
parent d59fc5340e
commit 0f4c0e2669
1 changed files with 30 additions and 19 deletions
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39
src/arch/x86/boot/acpigen.c
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@ -17,11 +17,13 @@
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
/* how many nesting we support */
/* How much nesting do we support? */
#define ACPIGEN_LENSTACK_SIZE 10
/* if you need to change this, change the acpigen_write_f and
acpigen_patch_len */
/*
* If you need to change this, change acpigen_write_f and
* acpigen_patch_len
*/
#define ACPIGEN_MAXLEN 0xfff
@ -148,9 +150,13 @@ int acpigen_emit_stream(const char *data, int size)
return size;
}
/* The NameString are bit tricky, each element can be 4 chars, if
less its padded with underscore. Check 18.2.2 and 18.4
and 5.3 of ACPI specs 3.0 for details
/*
* The naming conventions for ACPI namespace names are a bit tricky as
* each element has to be 4 chars wide (»All names are a fixed 32 bits.«)
* and »By convention, when an ASL compiler pads a name shorter than 4
* characters, it is done so with trailing underscores (‘_’).«.
*
* Check sections 5.3, 18.2.2 and 18.4 of ACPI spec 3.0 for details.
*/
static int acpigen_emit_simple_namestring(const char *name) {
@ -205,13 +211,13 @@ int acpigen_emit_namestring(const char *namepath) {
int dotpos = 0;
int len = 0;
/* we can start with a \ */
/* We can start with a »\«. */
if (namepath[0] == '\\') {
len += acpigen_emit_byte('\\');
namepath++;
}
/* and there can be any number of ^ */
/* And there can be any number of »^«. */
while (namepath[0] == '^') {
len += acpigen_emit_byte('^');
namepath++;
@ -370,7 +376,9 @@ int acpigen_write_empty_PTC(void)
return len + nlen;
}
/* generates a func with max supported P states */
/*
* Generates a func with max supported P-states.
*/
int acpigen_write_PPC(u8 nr)
{
/*
@ -396,7 +404,10 @@ int acpigen_write_PPC(u8 nr)
return len;
}
/* generates a func with max supported P states */
/*
* Generates a func with max supported P-states saved
* in the variable PPCM.
*/
int acpigen_write_PPC_NVS(void)
{
/*
@ -621,7 +632,7 @@ int acpigen_write_io16(u16 min, u16 max, u8 align, u8 len, u8 decode16)
* Bit2-0: 111 (0x7) => 7 Bytes long
*/
acpigen_emit_byte(0x47);
/* does the device decode all 16 or just 10 bits? */
/* Does the device decode all 16 or just 10 bits? */
/* bit1-7 are ignored */
acpigen_emit_byte(decode16 ? 0x01 : 0x00);
/* minimum base address the device may be configured for */
@ -642,7 +653,7 @@ int acpigen_write_resourcetemplate_header(void)
/*
* A ResourceTemplate() is a Buffer() with a
* (Byte|Word|DWord) containing the length, followed by one or more
* resource items, terminated by the end tag
* resource items, terminated by the end tag.
* (small item 0xf, len 1)
*/
len = acpigen_emit_byte(0x11); /* Buffer opcode */
@ -700,13 +711,13 @@ int acpigen_write_mainboard_resource_template(void)
len = acpigen_write_resourcetemplate_header();
start = acpigen_get_current();
/* Add reserved memory ranges */
/* Add reserved memory ranges. */
search_global_resources(
IORESOURCE_MEM | IORESOURCE_RESERVE,
IORESOURCE_MEM | IORESOURCE_RESERVE,
acpigen_add_mainboard_rsvd_mem32, 0);
/* Add reserved io ranges */
/* Add reserved io ranges. */
search_global_resources(
IORESOURCE_IO | IORESOURCE_RESERVE,
IORESOURCE_IO | IORESOURCE_RESERVE,