Vladimir Serbinenko (phcoder@gmail.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/7367
-gerrit
commit 9afea34ea0851b6526925b4b65039e946952c1c9 Author: Vladimir Serbinenko phcoder@gmail.com Date: Sun Nov 9 03:51:32 2014 +0100
acpigen: Remove all explicit length tracking
Change-Id: I88248d78c01b4b4e42a097889b5f4ddfdac3d966 Signed-off-by: Vladimir Serbinenko phcoder@gmail.com --- src/arch/x86/boot/acpigen.c | 381 +++++++++++++-------------------- src/arch/x86/include/arch/acpigen.h | 72 +++---- src/cpu/intel/model_2065x/acpi.c | 16 +- src/cpu/intel/model_206ax/acpi.c | 16 +- src/soc/intel/broadwell/acpi.c | 20 +- src/soc/intel/fsp_baytrail/acpi.c | 14 +- src/southbridge/intel/lynxpoint/acpi.c | 8 +- 7 files changed, 212 insertions(+), 315 deletions(-)
diff --git a/src/arch/x86/boot/acpigen.c b/src/arch/x86/boot/acpigen.c index 108d6c8..3aa823c 100644 --- a/src/arch/x86/boot/acpigen.c +++ b/src/arch/x86/boot/acpigen.c @@ -37,13 +37,12 @@ static char *gencurrent; char *len_stack[ACPIGEN_LENSTACK_SIZE]; int ltop = 0;
-int acpigen_write_len_f(void) +void acpigen_write_len_f(void) { ASSERT(ltop < (ACPIGEN_LENSTACK_SIZE - 1)) len_stack[ltop++] = gencurrent; acpigen_emit_byte(0); acpigen_emit_byte(0); - return 2; }
void acpigen_pop_len(void) @@ -69,31 +68,27 @@ char *acpigen_get_current(void) return gencurrent; }
-int acpigen_emit_byte(unsigned char b) +void acpigen_emit_byte(unsigned char b) { (*gencurrent++) = b; - return 1; }
-int acpigen_write_package(int nr_el) +void acpigen_write_package(int nr_el) { - int len; /* package op */ acpigen_emit_byte(0x12); - len = acpigen_write_len_f(); + acpigen_write_len_f(); acpigen_emit_byte(nr_el); - return len + 2; }
-int acpigen_write_byte(unsigned int data) +void acpigen_write_byte(unsigned int data) { /* byte op */ acpigen_emit_byte(0xa); acpigen_emit_byte(data & 0xff); - return 2; }
-int acpigen_write_dword(unsigned int data) +void acpigen_write_dword(unsigned int data) { /* dword op */ acpigen_emit_byte(0xc); @@ -101,10 +96,9 @@ int acpigen_write_dword(unsigned int data) acpigen_emit_byte((data >> 8) & 0xff); acpigen_emit_byte((data >> 16) & 0xff); acpigen_emit_byte((data >> 24) & 0xff); - return 5; }
-int acpigen_write_qword(uint64_t data) +void acpigen_write_qword(uint64_t data) { /* qword op */ acpigen_emit_byte(0xe); @@ -116,40 +110,32 @@ int acpigen_write_qword(uint64_t data) acpigen_emit_byte((data >> 40) & 0xff); acpigen_emit_byte((data >> 48) & 0xff); acpigen_emit_byte((data >> 56) & 0xff); - return 9; }
-int acpigen_write_name_byte(const char *name, uint8_t val) +void acpigen_write_name_byte(const char *name, uint8_t val) { - int len; - len = acpigen_write_name(name); - len += acpigen_write_byte(val); - return len; + acpigen_write_name(name); + acpigen_write_byte(val); }
-int acpigen_write_name_dword(const char *name, uint32_t val) +void acpigen_write_name_dword(const char *name, uint32_t val) { - int len; - len = acpigen_write_name(name); - len += acpigen_write_dword(val); - return len; + acpigen_write_name(name); + acpigen_write_dword(val); }
-int acpigen_write_name_qword(const char *name, uint64_t val) +void acpigen_write_name_qword(const char *name, uint64_t val) { - int len; - len = acpigen_write_name(name); - len += acpigen_write_qword(val); - return len; + acpigen_write_name(name); + acpigen_write_qword(val); }
-int acpigen_emit_stream(const char *data, int size) +void acpigen_emit_stream(const char *data, int size) { int i; for (i = 0; i < size; i++) { acpigen_emit_byte(data[i]); } - return size; }
/* @@ -161,39 +147,36 @@ int acpigen_emit_stream(const char *data, int size) * 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) { - int i, len = 0; +static void acpigen_emit_simple_namestring(const char *name) { + int i; char ud[] = "____"; for (i = 0; i < 4; i++) { if ((name[i] == '\0') || (name[i] == '.')) { - len += acpigen_emit_stream(ud, 4 - i); + acpigen_emit_stream(ud, 4 - i); break; } else { - len += acpigen_emit_byte(name[i]); + acpigen_emit_byte(name[i]); } } - return len; }
-static int acpigen_emit_double_namestring(const char *name, int dotpos) { - int len = 0; +static void acpigen_emit_double_namestring(const char *name, int dotpos) { /* mark dual name prefix */ - len += acpigen_emit_byte(0x2e); - len += acpigen_emit_simple_namestring(name); - len += acpigen_emit_simple_namestring(&name[dotpos + 1]); - return len; + acpigen_emit_byte(0x2e); + acpigen_emit_simple_namestring(name); + acpigen_emit_simple_namestring(&name[dotpos + 1]); }
-static int acpigen_emit_multi_namestring(const char *name) { - int len = 0, count = 0; +static void acpigen_emit_multi_namestring(const char *name) { + int count = 0; unsigned char *pathlen; /* mark multi name prefix */ - len += acpigen_emit_byte(0x2f); - len += acpigen_emit_byte(0x0); + acpigen_emit_byte(0x2f); + acpigen_emit_byte(0x0); pathlen = ((unsigned char *) acpigen_get_current()) - 1;
while (name[0] != '\0') { - len += acpigen_emit_simple_namestring(name); + acpigen_emit_simple_namestring(name); /* find end or next entity */ while ((name[0] != '.') && (name[0] != '\0')) name++; @@ -204,32 +187,30 @@ static int acpigen_emit_multi_namestring(const char *name) { }
pathlen[0] = count; - return len; }
-int acpigen_emit_namestring(const char *namepath) { +void acpigen_emit_namestring(const char *namepath) { int dotcount = 0, i; int dotpos = 0; - int len = 0;
/* We can start with a ''. */ if (namepath[0] == '\') { - len += acpigen_emit_byte('\'); + acpigen_emit_byte('\'); namepath++; }
/* And there can be any number of '^' */ while (namepath[0] == '^') { - len += acpigen_emit_byte('^'); + acpigen_emit_byte('^'); namepath++; }
/* If we have only \ or only ^...^. Then we need to put a null name (0x00). */ if(namepath[0] == '\0') { - len += acpigen_emit_byte(0x00); - return len; + acpigen_emit_byte(0x00); + return; }
i = 0; @@ -242,58 +223,53 @@ int acpigen_emit_namestring(const char *namepath) { }
if (dotcount == 0) { - len += acpigen_emit_simple_namestring(namepath); + acpigen_emit_simple_namestring(namepath); } else if (dotcount == 1) { - len += acpigen_emit_double_namestring(namepath, dotpos); + acpigen_emit_double_namestring(namepath, dotpos); } else { - len += acpigen_emit_multi_namestring(namepath); + acpigen_emit_multi_namestring(namepath); } - return len; }
-int acpigen_write_name(const char *name) +void acpigen_write_name(const char *name) { - int len; /* name op */ - len = acpigen_emit_byte(0x8); - return len + acpigen_emit_namestring(name); + acpigen_emit_byte(0x8); + acpigen_emit_namestring(name); }
-int acpigen_write_scope(const char *name) +void acpigen_write_scope(const char *name) { - int len; /* scope op */ - len = acpigen_emit_byte(0x10); - len += acpigen_write_len_f(); - return len + acpigen_emit_namestring(name); + acpigen_emit_byte(0x10); + acpigen_write_len_f(); + acpigen_emit_namestring(name); }
-int acpigen_write_processor(u8 cpuindex, u32 pblock_addr, u8 pblock_len) +void acpigen_write_processor(u8 cpuindex, u32 pblock_addr, u8 pblock_len) { /* Processor (_PR.CPUcpuindex, cpuindex, pblock_addr, pblock_len) { */ char pscope[16]; - int len; /* processor op */ acpigen_emit_byte(0x5b); acpigen_emit_byte(0x83); - len = acpigen_write_len_f(); + acpigen_write_len_f();
snprintf(pscope, sizeof (pscope), "\_PR.CP%02d", (unsigned int) cpuindex); - len += acpigen_emit_namestring(pscope); + acpigen_emit_namestring(pscope); acpigen_emit_byte(cpuindex); acpigen_emit_byte(pblock_addr & 0xff); acpigen_emit_byte((pblock_addr >> 8) & 0xff); acpigen_emit_byte((pblock_addr >> 16) & 0xff); acpigen_emit_byte((pblock_addr >> 24) & 0xff); acpigen_emit_byte(pblock_len); - return 6 + 2 + len; }
-int acpigen_write_empty_PCT(void) +void acpigen_write_empty_PCT(void) { /* Name (_PCT, Package (0x02) @@ -326,10 +302,10 @@ int acpigen_write_empty_PCT(void) 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 00000058 "........" */ 0x00, 0x79, 0x00 }; - return acpigen_emit_stream(stream, ARRAY_SIZE(stream)); + acpigen_emit_stream(stream, ARRAY_SIZE(stream)); }
-int acpigen_write_empty_PTC(void) +void acpigen_write_empty_PTC(void) { /* Name (_PTC, Package (0x02) @@ -353,7 +329,6 @@ int acpigen_write_empty_PTC(void) } }) */ - int len, nlen, rlen; acpi_addr_t addr = { .space_id = ACPI_ADDRESS_SPACE_FIXED, .bit_width = 0, @@ -365,55 +340,44 @@ int acpigen_write_empty_PTC(void) .addrh = 0, };
- nlen = acpigen_write_name("_PTC"); - len = acpigen_write_package(2); + acpigen_write_name("_PTC"); + acpigen_write_package(2);
/* ControlRegister */ - rlen = acpigen_write_resourcetemplate_header(); - rlen += acpigen_write_register(&addr); - len += acpigen_write_resourcetemplate_footer(); - len += rlen; + acpigen_write_resourcetemplate_header(); + acpigen_write_register(&addr); + acpigen_write_resourcetemplate_footer();
/* StatusRegister */ - rlen = acpigen_write_resourcetemplate_header(); - rlen += acpigen_write_register(&addr); - len += acpigen_write_resourcetemplate_footer(); - len += rlen; + acpigen_write_resourcetemplate_header(); + acpigen_write_register(&addr); + acpigen_write_resourcetemplate_footer();
acpigen_pop_len(); - return len + nlen; }
-int acpigen_write_method(const char *name, int nargs) +void acpigen_write_method(const char *name, int nargs) { - int len; - /* method op */ - len = acpigen_emit_byte(0x14); - len += acpigen_write_len_f(); - len += acpigen_emit_namestring(name); - len += acpigen_emit_byte(nargs & 7); - - return len; + acpigen_emit_byte(0x14); + acpigen_write_len_f(); + acpigen_emit_namestring(name); + acpigen_emit_byte(nargs & 7); }
-int acpigen_write_device(const char *name) +void acpigen_write_device(const char *name) { - int len; - /* method op */ - len = acpigen_emit_byte(0x5b); - len += acpigen_emit_byte(0x82); - len += acpigen_write_len_f(); - len += acpigen_emit_namestring(name); - - return len; + acpigen_emit_byte(0x5b); + acpigen_emit_byte(0x82); + acpigen_write_len_f(); + acpigen_emit_namestring(name); }
/* * Generates a func with max supported P-states. */ -int acpigen_write_PPC(u8 nr) +void acpigen_write_PPC(u8 nr) { /* Method (_PPC, 0, NotSerialized) @@ -421,23 +385,19 @@ int acpigen_write_PPC(u8 nr) Return (nr) } */ - int len; - len = acpigen_write_method("_PPC", 0); + acpigen_write_method("_PPC", 0); /* return */ acpigen_emit_byte(0xa4); /* arg */ - len += acpigen_write_byte(nr); - /* add all single bytes */ - len += 1; + acpigen_write_byte(nr); acpigen_pop_len(); - return len; }
/* * Generates a func with max supported P-states saved * in the variable PPCM. */ -int acpigen_write_PPC_NVS(void) +void acpigen_write_PPC_NVS(void) { /* Method (_PPC, 0, NotSerialized) @@ -445,20 +405,15 @@ int acpigen_write_PPC_NVS(void) Return (PPCM) } */ - int len; - - len = acpigen_write_method("_PPC", 0); + acpigen_write_method("_PPC", 0); /* return */ acpigen_emit_byte(0xa4); /* arg */ - len += acpigen_emit_namestring("PPCM"); - /* add all single bytes */ - len += 1; + acpigen_emit_namestring("PPCM"); acpigen_pop_len(); - return len; }
-int acpigen_write_TPC(const char *gnvs_tpc_limit) +void acpigen_write_TPC(const char *gnvs_tpc_limit) { /* // Sample _TPC method @@ -467,88 +422,68 @@ int acpigen_write_TPC(const char *gnvs_tpc_limit) Return (\TLVL) } */ - int len; - - len = acpigen_write_method("_TPC", 0); - len += acpigen_emit_byte(0xa4); /* ReturnOp */ - len += acpigen_emit_namestring(gnvs_tpc_limit); + acpigen_write_method("_TPC", 0); + acpigen_emit_byte(0xa4); /* ReturnOp */ + acpigen_emit_namestring(gnvs_tpc_limit); acpigen_pop_len(); - return len; }
-int acpigen_write_PSS_package(u32 coreFreq, u32 power, u32 transLat, +void acpigen_write_PSS_package(u32 coreFreq, u32 power, u32 transLat, u32 busmLat, u32 control, u32 status) { - int len; - len = acpigen_write_package(6); - len += acpigen_write_dword(coreFreq); - len += acpigen_write_dword(power); - len += acpigen_write_dword(transLat); - len += acpigen_write_dword(busmLat); - len += acpigen_write_dword(control); - len += acpigen_write_dword(status); - // pkglen without the len opcode + acpigen_write_package(6); + acpigen_write_dword(coreFreq); + acpigen_write_dword(power); + acpigen_write_dword(transLat); + acpigen_write_dword(busmLat); + acpigen_write_dword(control); + acpigen_write_dword(status); acpigen_pop_len();
printk(BIOS_DEBUG, "PSS: %uMHz power %u control 0x%x status 0x%x\n", coreFreq, power, control, status); - - return len; }
-int acpigen_write_PSD_package(u32 domain, u32 numprocs, PSD_coord coordtype) +void acpigen_write_PSD_package(u32 domain, u32 numprocs, PSD_coord coordtype) { - int len, lenh, lenp; - lenh = acpigen_write_name("_PSD"); - lenp = acpigen_write_package(1); - len = acpigen_write_package(5); - len += acpigen_write_byte(5); // 5 values - len += acpigen_write_byte(0); // revision 0 - len += acpigen_write_dword(domain); - len += acpigen_write_dword(coordtype); - len += acpigen_write_dword(numprocs); + acpigen_write_name("_PSD"); + acpigen_write_package(1); + acpigen_write_package(5); + acpigen_write_byte(5); // 5 values + acpigen_write_byte(0); // revision 0 + acpigen_write_dword(domain); + acpigen_write_dword(coordtype); + acpigen_write_dword(numprocs); acpigen_pop_len(); - len += lenp; acpigen_pop_len(); - return len + lenh; }
-int acpigen_write_CST_package_entry(acpi_cstate_t *cstate) +void acpigen_write_CST_package_entry(acpi_cstate_t *cstate) { - int len, len0; - char *start, *end; - - len0 = acpigen_write_package(4); - len = acpigen_write_resourcetemplate_header(); - start = acpigen_get_current(); + acpigen_write_package(4); + acpigen_write_resourcetemplate_header(); acpigen_write_register(&cstate->resource); - end = acpigen_get_current(); - len += end - start; - len += acpigen_write_resourcetemplate_footer(); - len += len0; - len += acpigen_write_dword(cstate->ctype); - len += acpigen_write_dword(cstate->latency); - len += acpigen_write_dword(cstate->power); + acpigen_write_resourcetemplate_footer(); + acpigen_write_dword(cstate->ctype); + acpigen_write_dword(cstate->latency); + acpigen_write_dword(cstate->power); acpigen_pop_len(); - return len; }
-int acpigen_write_CST_package(acpi_cstate_t *cstate, int nentries) +void acpigen_write_CST_package(acpi_cstate_t *cstate, int nentries) { - int len, lenh, lenp, i; - lenh = acpigen_write_name("_CST"); - lenp = acpigen_write_package(nentries+1); - len = acpigen_write_dword(nentries); + int i; + acpigen_write_name("_CST"); + acpigen_write_package(nentries+1); + acpigen_write_dword(nentries);
for (i = 0; i < nentries; i++) - len += acpigen_write_CST_package_entry(cstate + i); + acpigen_write_CST_package_entry(cstate + i);
- len += lenp; acpigen_pop_len(); - return len + lenh; }
-int acpigen_write_TSS_package(int entries, acpi_tstate_t *tstate_list) +void acpigen_write_TSS_package(int entries, acpi_tstate_t *tstate_list) { /* Sample _TSS package with 100% and 50% duty cycles @@ -558,48 +493,43 @@ int acpigen_write_TSS_package(int entries, acpi_tstate_t *tstate_list) Package(){50, 520, 0, 0x18, 0) }) */ - int i, len, plen, nlen; + int i; acpi_tstate_t *tstate = tstate_list;
- nlen = acpigen_write_name("_TSS"); - plen = acpigen_write_package(entries); + acpigen_write_name("_TSS"); + acpigen_write_package(entries);
for (i = 0; i < entries; i++) { - len = acpigen_write_package(5); - len += acpigen_write_dword(tstate->percent); - len += acpigen_write_dword(tstate->power); - len += acpigen_write_dword(tstate->latency); - len += acpigen_write_dword(tstate->control); - len += acpigen_write_dword(tstate->status); + acpigen_write_package(5); + acpigen_write_dword(tstate->percent); + acpigen_write_dword(tstate->power); + acpigen_write_dword(tstate->latency); + acpigen_write_dword(tstate->control); + acpigen_write_dword(tstate->status); acpigen_pop_len(); tstate++; - plen += len; }
acpigen_pop_len(); - return plen + nlen; }
-int acpigen_write_TSD_package(u32 domain, u32 numprocs, PSD_coord coordtype) +void acpigen_write_TSD_package(u32 domain, u32 numprocs, PSD_coord coordtype) { - int len, lenh, lenp; - lenh = acpigen_write_name("_TSD"); - lenp = acpigen_write_package(1); - len = acpigen_write_package(5); - len += acpigen_write_byte(5); // 5 values - len += acpigen_write_byte(0); // revision 0 - len += acpigen_write_dword(domain); - len += acpigen_write_dword(coordtype); - len += acpigen_write_dword(numprocs); + acpigen_write_name("_TSD"); + acpigen_write_package(1); + acpigen_write_package(5); + acpigen_write_byte(5); // 5 values + acpigen_write_byte(0); // revision 0 + acpigen_write_dword(domain); + acpigen_write_dword(coordtype); + acpigen_write_dword(numprocs); acpigen_pop_len(); - len += lenp; acpigen_pop_len(); - return len + lenh; }
-int acpigen_write_mem32fixed(int readwrite, u32 base, u32 size) +void acpigen_write_mem32fixed(int readwrite, u32 base, u32 size) { /* * acpi 4.0 section 6.4.3.4: 32-Bit Fixed Memory Range Descriptor @@ -621,10 +551,9 @@ int acpigen_write_mem32fixed(int readwrite, u32 base, u32 size) acpigen_emit_byte((size >> 8) & 0xff); acpigen_emit_byte((size >> 16) & 0xff); acpigen_emit_byte((size >> 24) & 0xff); - return 12; }
-int acpigen_write_register(acpi_addr_t *addr) +void acpigen_write_register(acpi_addr_t *addr) { acpigen_emit_byte(0x82); /* Register Descriptor */ acpigen_emit_byte(0x0c); /* Register Length 7:0 */ @@ -641,10 +570,9 @@ int acpigen_write_register(acpi_addr_t *addr) acpigen_emit_byte((addr->addrh >> 8) & 0xff); acpigen_emit_byte((addr->addrh >> 16) & 0xff); acpigen_emit_byte((addr->addrh >> 24) & 0xff); - return 15; }
-int acpigen_write_irq(u16 mask) +void acpigen_write_irq(u16 mask) { /* * acpi 3.0b section 6.4.2.1: IRQ Descriptor @@ -656,10 +584,9 @@ int acpigen_write_irq(u16 mask) acpigen_emit_byte(0x22); acpigen_emit_byte(mask & 0xff); acpigen_emit_byte((mask >> 8) & 0xff); - return 3; }
-int acpigen_write_io16(u16 min, u16 max, u8 align, u8 len, u8 decode16) +void acpigen_write_io16(u16 min, u16 max, u8 align, u8 len, u8 decode16) { /* * acpi 4.0 section 6.4.2.6: I/O Port Descriptor @@ -681,28 +608,25 @@ int acpigen_write_io16(u16 min, u16 max, u8 align, u8 len, u8 decode16) /* alignment for min base */ acpigen_emit_byte(align & 0xff); acpigen_emit_byte(len & 0xff); - return 8; }
-int acpigen_write_resourcetemplate_header(void) +void acpigen_write_resourcetemplate_header(void) { - int len; /* * 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. * (small item 0xf, len 1) */ - len = acpigen_emit_byte(0x11); /* Buffer opcode */ - len += acpigen_write_len_f(); - len += acpigen_emit_byte(0x0b); /* Word opcode */ + acpigen_emit_byte(0x11); /* Buffer opcode */ + acpigen_write_len_f(); + acpigen_emit_byte(0x0b); /* Word opcode */ len_stack[ltop++] = acpigen_get_current(); - len += acpigen_emit_byte(0x00); - len += acpigen_emit_byte(0x00); - return len; + acpigen_emit_byte(0x00); + acpigen_emit_byte(0x00); }
-int acpigen_write_resourcetemplate_footer(void) +void acpigen_write_resourcetemplate_footer(void) { char *p = len_stack[--ltop]; int len; @@ -722,7 +646,6 @@ int acpigen_write_resourcetemplate_footer(void) p[1] = (len >> 8) & 0xff; /* patch len field */ acpigen_pop_len(); - return 2; }
static void acpigen_add_mainboard_rsvd_mem32(void *gp, struct device *dev, @@ -744,13 +667,9 @@ static void acpigen_add_mainboard_rsvd_io(void *gp, struct device *dev, } }
-int acpigen_write_mainboard_resource_template(void) +void acpigen_write_mainboard_resource_template(void) { - int len; - char *start; - char *end; - len = acpigen_write_resourcetemplate_header(); - start = acpigen_get_current(); + acpigen_write_resourcetemplate_header();
/* Add reserved memory ranges. */ search_global_resources( @@ -764,20 +683,15 @@ int acpigen_write_mainboard_resource_template(void) IORESOURCE_IO | IORESOURCE_RESERVE, acpigen_add_mainboard_rsvd_io, 0);
- end = acpigen_get_current(); - len += end-start; - len += acpigen_write_resourcetemplate_footer(); - return len; + acpigen_write_resourcetemplate_footer(); }
-int acpigen_write_mainboard_resources(const char *scope, const char *name) +void acpigen_write_mainboard_resources(const char *scope, const char *name) { - int len; - len = acpigen_write_scope(scope); - len += acpigen_write_name(name); - len += acpigen_write_mainboard_resource_template(); + acpigen_write_scope(scope); + acpigen_write_name(name); + acpigen_write_mainboard_resource_template(); acpigen_pop_len(); - return len; }
static int hex2bin(const char c) @@ -789,7 +703,7 @@ static int hex2bin(const char c) return c - '0'; }
-int acpigen_emit_eisaid(const char *eisaid) +void acpigen_emit_eisaid(const char *eisaid) { u32 compact = 0;
@@ -811,5 +725,4 @@ int acpigen_emit_eisaid(const char *eisaid) acpigen_emit_byte((compact >> 16) & 0xff); acpigen_emit_byte((compact >> 8) & 0xff); acpigen_emit_byte(compact & 0xff); - return 5; } diff --git a/src/arch/x86/include/arch/acpigen.h b/src/arch/x86/include/arch/acpigen.h index 55bc87f..a3e65eb 100644 --- a/src/arch/x86/include/arch/acpigen.h +++ b/src/arch/x86/include/arch/acpigen.h @@ -25,47 +25,47 @@ #include <stdint.h> #include <arch/acpi.h>
-int acpigen_write_len_f(void); +void acpigen_write_len_f(void); void acpigen_pop_len(void); void acpigen_set_current(char *curr); char *acpigen_get_current(void); -int acpigen_write_package(int nr_el); -int acpigen_write_byte(unsigned int data); -int acpigen_emit_byte(unsigned char data); -int acpigen_emit_stream(const char *data, int size); -int acpigen_emit_namestring(const char *namepath); -int acpigen_emit_eisaid(const char *eisaid); -int acpigen_write_dword(unsigned int data); -int acpigen_write_qword(uint64_t data); -int acpigen_write_name(const char *name); -int acpigen_write_name_dword(const char *name, uint32_t val); -int acpigen_write_name_qword(const char *name, uint64_t val); -int acpigen_write_name_byte(const char *name, uint8_t val); -int acpigen_write_scope(const char *name); -int acpigen_write_method(const char *name, int nargs); -int acpigen_write_device(const char *name); -int acpigen_write_PPC(u8 nr); -int acpigen_write_PPC_NVS(void); -int acpigen_write_empty_PCT(void); -int acpigen_write_empty_PTC(void); -int acpigen_write_TPC(const char *gnvs_tpc_limit); -int acpigen_write_PSS_package(u32 coreFreq, u32 power, u32 transLat, u32 busmLat, +void acpigen_write_package(int nr_el); +void acpigen_write_byte(unsigned int data); +void acpigen_emit_byte(unsigned char data); +void acpigen_emit_stream(const char *data, int size); +void acpigen_emit_namestring(const char *namepath); +void acpigen_emit_eisaid(const char *eisaid); +void acpigen_write_dword(unsigned int data); +void acpigen_write_qword(uint64_t data); +void acpigen_write_name(const char *name); +void acpigen_write_name_dword(const char *name, uint32_t val); +void acpigen_write_name_qword(const char *name, uint64_t val); +void acpigen_write_name_byte(const char *name, uint8_t val); +void acpigen_write_scope(const char *name); +void acpigen_write_method(const char *name, int nargs); +void acpigen_write_device(const char *name); +void acpigen_write_PPC(u8 nr); +void acpigen_write_PPC_NVS(void); +void acpigen_write_empty_PCT(void); +void acpigen_write_empty_PTC(void); +void acpigen_write_TPC(const char *gnvs_tpc_limit); +void acpigen_write_PSS_package(u32 coreFreq, u32 power, u32 transLat, u32 busmLat, u32 control, u32 status); typedef enum { SW_ALL=0xfc, SW_ANY=0xfd, HW_ALL=0xfe } PSD_coord; -int acpigen_write_PSD_package(u32 domain, u32 numprocs, PSD_coord coordtype); -int acpigen_write_CST_package_entry(acpi_cstate_t *cstate); -int acpigen_write_CST_package(acpi_cstate_t *entry, int nentries); -int acpigen_write_processor(u8 cpuindex, u32 pblock_addr, u8 pblock_len); -int acpigen_write_TSS_package(int entries, acpi_tstate_t *tstate_list); -int acpigen_write_TSD_package(u32 domain, u32 numprocs, PSD_coord coordtype); -int acpigen_write_mem32fixed(int readwrite, u32 base, u32 size); -int acpigen_write_io16(u16 min, u16 max, u8 align, u8 len, u8 decode16); -int acpigen_write_register(acpi_addr_t *addr); -int acpigen_write_resourcetemplate_header(void); -int acpigen_write_resourcetemplate_footer(void); -int acpigen_write_mainboard_resource_template(void); -int acpigen_write_mainboard_resources(const char *scope, const char *name); -int acpigen_write_irq(u16 mask); +void acpigen_write_PSD_package(u32 domain, u32 numprocs, PSD_coord coordtype); +void acpigen_write_CST_package_entry(acpi_cstate_t *cstate); +void acpigen_write_CST_package(acpi_cstate_t *entry, int nentries); +void acpigen_write_processor(u8 cpuindex, u32 pblock_addr, u8 pblock_len); +void acpigen_write_TSS_package(int entries, acpi_tstate_t *tstate_list); +void acpigen_write_TSD_package(u32 domain, u32 numprocs, PSD_coord coordtype); +void acpigen_write_mem32fixed(int readwrite, u32 base, u32 size); +void acpigen_write_io16(u16 min, u16 max, u8 align, u8 len, u8 decode16); +void acpigen_write_register(acpi_addr_t *addr); +void acpigen_write_resourcetemplate_header(void); +void acpigen_write_resourcetemplate_footer(void); +void acpigen_write_mainboard_resource_template(void); +void acpigen_write_mainboard_resources(const char *scope, const char *name); +void acpigen_write_irq(u16 mask);
int get_cst_entries(acpi_cstate_t **);
diff --git a/src/cpu/intel/model_2065x/acpi.c b/src/cpu/intel/model_2065x/acpi.c index 1535823..1e4bb03 100644 --- a/src/cpu/intel/model_2065x/acpi.c +++ b/src/cpu/intel/model_2065x/acpi.c @@ -152,31 +152,27 @@ static acpi_tstate_t tss_table_coarse[] = { { 13, 125, 0, 0x19, 0 }, };
-static int generate_T_state_entries(int core, int cores_per_package) +static void generate_T_state_entries(int core, int cores_per_package) { - int len; - /* Indicate SW_ALL coordination for T-states */ - len = acpigen_write_TSD_package(core, cores_per_package, SW_ALL); + acpigen_write_TSD_package(core, cores_per_package, SW_ALL);
/* Indicate FFixedHW so OS will use MSR */ - len += acpigen_write_empty_PTC(); + acpigen_write_empty_PTC();
/* Set a T-state limit that can be modified in NVS */ - len += acpigen_write_TPC("\TLVL"); + acpigen_write_TPC("\TLVL");
/* * CPUID.(EAX=6):EAX[5] indicates support * for extended throttle levels. */ if (cpuid_eax(6) & (1 << 5)) - len += acpigen_write_TSS_package( + acpigen_write_TSS_package( ARRAY_SIZE(tss_table_fine), tss_table_fine); else - len += acpigen_write_TSS_package( + acpigen_write_TSS_package( ARRAY_SIZE(tss_table_coarse), tss_table_coarse); - - return len; }
static int calculate_power(int tdp, int p1_ratio, int ratio) diff --git a/src/cpu/intel/model_206ax/acpi.c b/src/cpu/intel/model_206ax/acpi.c index 30b19e9..47c958a 100644 --- a/src/cpu/intel/model_206ax/acpi.c +++ b/src/cpu/intel/model_206ax/acpi.c @@ -152,31 +152,27 @@ static acpi_tstate_t tss_table_coarse[] = { { 13, 125, 0, 0x19, 0 }, };
-static int generate_T_state_entries(int core, int cores_per_package) +static void generate_T_state_entries(int core, int cores_per_package) { - int len; - /* Indicate SW_ALL coordination for T-states */ - len = acpigen_write_TSD_package(core, cores_per_package, SW_ALL); + acpigen_write_TSD_package(core, cores_per_package, SW_ALL);
/* Indicate FFixedHW so OS will use MSR */ - len += acpigen_write_empty_PTC(); + acpigen_write_empty_PTC();
/* Set a T-state limit that can be modified in NVS */ - len += acpigen_write_TPC("\TLVL"); + acpigen_write_TPC("\TLVL");
/* * CPUID.(EAX=6):EAX[5] indicates support * for extended throttle levels. */ if (cpuid_eax(6) & (1 << 5)) - len += acpigen_write_TSS_package( + acpigen_write_TSS_package( ARRAY_SIZE(tss_table_fine), tss_table_fine); else - len += acpigen_write_TSS_package( + acpigen_write_TSS_package( ARRAY_SIZE(tss_table_coarse), tss_table_coarse); - - return len; }
static int calculate_power(int tdp, int p1_ratio, int ratio) diff --git a/src/soc/intel/broadwell/acpi.c b/src/soc/intel/broadwell/acpi.c index 153831b..67220c5 100644 --- a/src/soc/intel/broadwell/acpi.c +++ b/src/soc/intel/broadwell/acpi.c @@ -365,34 +365,30 @@ static acpi_tstate_t tss_table_coarse[] = { { 13, 125, 0, 0x19, 0 }, };
-static int generate_T_state_entries(int core, int cores_per_package) +static void generate_T_state_entries(int core, int cores_per_package) { - int len; - /* Indicate SW_ALL coordination for T-states */ - len = acpigen_write_TSD_package(core, cores_per_package, SW_ALL); + acpigen_write_TSD_package(core, cores_per_package, SW_ALL);
/* Indicate FFixedHW so OS will use MSR */ - len += acpigen_write_empty_PTC(); + acpigen_write_empty_PTC();
/* Set a T-state limit that can be modified in NVS */ - len += acpigen_write_TPC("\TLVL"); + acpigen_write_TPC("\TLVL");
/* * CPUID.(EAX=6):EAX[5] indicates support * for extended throttle levels. */ if (cpuid_eax(6) & (1 << 5)) - len += acpigen_write_TSS_package( + acpigen_write_TSS_package( ARRAY_SIZE(tss_table_fine), tss_table_fine); else - len += acpigen_write_TSS_package( + acpigen_write_TSS_package( ARRAY_SIZE(tss_table_coarse), tss_table_coarse); - - return len; }
-static int generate_C_state_entries(void) +static void generate_C_state_entries(void) { device_t dev = SA_DEV_ROOT; config_t *config = dev->chip_info; @@ -411,7 +407,7 @@ static int generate_C_state_entries(void) }
/* Generate C-state tables */ - return acpigen_write_CST_package(map, ARRAY_SIZE(map)); + acpigen_write_CST_package(map, ARRAY_SIZE(map)); }
static int calculate_power(int tdp, int p1_ratio, int ratio) diff --git a/src/soc/intel/fsp_baytrail/acpi.c b/src/soc/intel/fsp_baytrail/acpi.c index e32d3de..1a0c0ce 100644 --- a/src/soc/intel/fsp_baytrail/acpi.c +++ b/src/soc/intel/fsp_baytrail/acpi.c @@ -361,24 +361,20 @@ static acpi_tstate_t baytrail_tss_table[] = { { 13, 125, 0, 0x12, 0 }, };
-static int generate_T_state_entries(int core, int cores_per_package) +static void generate_T_state_entries(int core, int cores_per_package) { - int len; - /* Indicate SW_ALL coordination for T-states */ - len = acpigen_write_TSD_package(core, cores_per_package, SW_ALL); + acpigen_write_TSD_package(core, cores_per_package, SW_ALL);
/* Indicate FFixedHW so OS will use MSR */ - len += acpigen_write_empty_PTC(); + acpigen_write_empty_PTC();
/* Set NVS controlled T-state limit */ - len += acpigen_write_TPC("\TLVL"); + acpigen_write_TPC("\TLVL");
/* Write TSS table for MSR access */ - len += acpigen_write_TSS_package( + acpigen_write_TSS_package( ARRAY_SIZE(baytrail_tss_table), baytrail_tss_table); - - return len; }
static int calculate_power(int tdp, int p1_ratio, int ratio) diff --git a/src/southbridge/intel/lynxpoint/acpi.c b/src/southbridge/intel/lynxpoint/acpi.c index 0f00a95..22f8921 100644 --- a/src/southbridge/intel/lynxpoint/acpi.c +++ b/src/southbridge/intel/lynxpoint/acpi.c @@ -57,18 +57,18 @@ void acpi_create_intel_hpet(acpi_hpet_t * hpet) acpi_checksum((void *) hpet, sizeof(acpi_hpet_t)); }
-static int acpi_create_serialio_ssdt_entry(int id, global_nvs_t *gnvs) +static void acpi_create_serialio_ssdt_entry(int id, global_nvs_t *gnvs) { char sio_name[5] = {}; snprintf(sio_name, sizeof (sio_name), "S%1uEN", id); - return acpigen_write_name_byte(sio_name, gnvs->s0b[id] ? 1 : 0); + acpigen_write_name_byte(sio_name, gnvs->s0b[id] ? 1 : 0); }
void acpi_create_serialio_ssdt(acpi_header_t *ssdt) { unsigned long current = (unsigned long)ssdt + sizeof(acpi_header_t); global_nvs_t *gnvs = cbmem_find(CBMEM_ID_ACPI_GNVS); - int id, len = 0; + int id;
if (!gnvs) return; @@ -87,7 +87,7 @@ void acpi_create_serialio_ssdt(acpi_header_t *ssdt)
/* Fill the SSDT with an entry for each SerialIO device */ for (id = 0; id < 8; id++) - len += acpi_create_serialio_ssdt_entry(id, gnvs); + acpi_create_serialio_ssdt_entry(id, gnvs);
/* (Re)calculate length and checksum. */ current = (unsigned long)acpigen_get_current();