:: commit 80ae303ba80a99446f10d9660076808e1c7bad18
misc: Fixes for GCC 12 warnings; add extern prototypes for inline functions
diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index ad1fe548..1bc6dec8 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -15,4 +15,4 @@ jobs:
run: sudo apt-get update && sudo apt-get install git build-essential autoconf automake nasm curl mtools -y
- name: Build the bootloader
- run: ./autogen.sh && make all
+ run: ./autogen.sh --enable-werror && make all
diff --git a/configure.ac b/configure.ac
index db4424c8..e715375b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -37,9 +37,9 @@ test "x$LIMINE_OBJDUMP" = "x" && LIMINE_OBJDUMP='$(TOOLCHAIN)-objdump'
AC_ARG_VAR(LIMINE_READELF, [Readelf command for Limine [$(TOOLCHAIN)-readelf]])
test "x$LIMINE_READELF" = "x" && LIMINE_READELF='$(TOOLCHAIN)-readelf'
-werror_state="yes"
+werror_state="no"
AC_ARG_ENABLE([werror],
- AS_HELP_STRING([--disable-werror], [do not treat warnings as errors]),
+ AS_HELP_STRING([--enable-werror], [treat warnings as errors]),
werror_state="$enableval")
if test "$werror_state" = "yes"; then
diff --git a/stage23/lib/acpi.h b/stage23/lib/acpi.h
index 5686b186..b1d37c9f 100644
--- a/stage23/lib/acpi.h
+++ b/stage23/lib/acpi.h
@@ -4,7 +4,7 @@
#include <stdint.h>
#include <stddef.h>
-#define EBDA ((size_t)(*((uint16_t *)0x40e)) * 16)
+#define EBDA ((size_t)(*((volatile uint16_t *)0x40e)) * 16)
struct sdt {
char signature[4];
@@ -53,7 +53,7 @@ struct smbios_entry_point_32 {
char formatted_area[5];
char intermediate_anchor_str[5];
- /// Checksum for values from intermediate anchor str to the
+ /// Checksum for values from intermediate anchor str to the
/// end of table.
uint8_t intermediate_checksum;
/// Total length of SMBIOS Structure Table, pointed to by the structure
diff --git a/stage23/lib/term.c b/stage23/lib/term.c
index a3fe07f0..d5c37cbf 100644
--- a/stage23/lib/term.c
+++ b/stage23/lib/term.c
@@ -10,6 +10,8 @@
#include <lib/print.h>
#include <mm/pmm.h>
+extern void reset_term(void);
+
bool early_term = false;
void term_deinit(void) {
diff --git a/stage23/protos/chainload.c b/stage23/protos/chainload.c
index 4c38b8b1..d1fc5dbb 100644
--- a/stage23/protos/chainload.c
+++ b/stage23/protos/chainload.c
@@ -19,7 +19,6 @@
#if bios == 1
-__attribute__((noinline))
__attribute__((section(".realmode")))
static void spinup(uint8_t drive) {
struct idtr real_mode_idt;
diff --git a/stage23/sys/cpu.c b/stage23/sys/cpu.c
new file mode 100644
index 00000000..a75ea88d
--- /dev/null
+++ b/stage23/sys/cpu.c
@@ -0,0 +1,22 @@
+#include <sys/cpu.h>
+
+extern bool cpuid(uint32_t leaf, uint32_t subleaf,
+ uint32_t *eax, uint32_t *ebx, uint32_t *ecx, uint32_t *edx);
+extern void outb(uint16_t port, uint8_t value);
+extern void outw(uint16_t port, uint16_t value);
+extern void outd(uint16_t port, uint32_t value);
+extern uint8_t inb(uint16_t port);
+extern uint16_t inw(uint16_t port);
+extern uint32_t ind(uint16_t port);
+extern void mmoutb(uintptr_t addr, uint8_t value);
+extern void mmoutw(uintptr_t addr, uint16_t value);
+extern void mmoutd(uintptr_t addr, uint32_t value);
+extern void mmoutq(uintptr_t addr, uint64_t value);
+extern uint8_t mminb(uintptr_t addr);
+extern uint16_t mminw(uintptr_t addr);
+extern uint32_t mmind(uintptr_t addr);
+extern uint64_t mminq(uintptr_t addr);
+extern uint64_t rdmsr(uint32_t msr);
+extern void wrmsr(uint32_t msr, uint64_t value);
+extern uint64_t rdtsc(void);
+extern void delay(uint64_t cycles);
diff --git a/stage23/sys/cpu.h b/stage23/sys/cpu.h
index 70434cf9..d36487b1 100644
--- a/stage23/sys/cpu.h
+++ b/stage23/sys/cpu.h
@@ -4,13 +4,6 @@
#include <stdint.h>
#include <stdbool.h>
-#define FLAT_PTR(PTR) (*((int(*)[])(PTR)))
-
-#define BYTE_PTR(PTR) (*((uint8_t *)(PTR)))
-#define WORD_PTR(PTR) (*((uint16_t *)(PTR)))
-#define DWORD_PTR(PTR) (*((uint32_t *)(PTR)))
-#define QWORD_PTR(PTR) (*((uint64_t *)(PTR)))
-
inline bool cpuid(uint32_t leaf, uint32_t subleaf,
uint32_t *eax, uint32_t *ebx, uint32_t *ecx, uint32_t *edx) {
uint32_t cpuid_max;
@@ -58,46 +51,48 @@ inline uint32_t ind(uint16_t port) {
inline void mmoutb(uintptr_t addr, uint8_t value) {
asm volatile (
- "movb %1, %0"
- : "=m" (BYTE_PTR(addr))
- : "ir" (value)
+ "movb %1, (%0)"
+ :
+ : "r" (addr), "ir" (value)
: "memory"
);
}
inline void mmoutw(uintptr_t addr, uint16_t value) {
asm volatile (
- "movw %1, %0"
- : "=m" (WORD_PTR(addr))
- : "ir" (value)
+ "movw %1, (%0)"
+ :
+ : "r" (addr), "ir" (value)
: "memory"
);
}
inline void mmoutd(uintptr_t addr, uint32_t value) {
asm volatile (
- "movl %1, %0"
- : "=m" (DWORD_PTR(addr))
- : "ir" (value)
+ "movl %1, (%0)"
+ :
+ : "r" (addr), "ir" (value)
: "memory"
);
}
+#if defined (__x86_64__)
inline void mmoutq(uintptr_t addr, uint64_t value) {
asm volatile (
- "movq %1, %0"
- : "=m" (QWORD_PTR(addr))
- : "ir" (value)
+ "movq %1, (%0)"
+ :
+ : "r" (addr), "r" (value)
: "memory"
);
}
+#endif
inline uint8_t mminb(uintptr_t addr) {
uint8_t ret;
asm volatile (
- "movb %1, %0"
+ "movb (%1), %0"
: "=r" (ret)
- : "m" (BYTE_PTR(addr))
+ : "r" (addr)
: "memory"
);
return ret;
@@ -106,9 +101,9 @@ inline uint8_t mminb(uintptr_t addr) {
inline uint16_t mminw(uintptr_t addr) {
uint16_t ret;
asm volatile (
- "movw %1, %0"
+ "movw (%1), %0"
: "=r" (ret)
- : "m" (WORD_PTR(addr))
+ : "r" (addr)
: "memory"
);
return ret;
@@ -117,24 +112,26 @@ inline uint16_t mminw(uintptr_t addr) {
inline uint32_t mmind(uintptr_t addr) {
uint32_t ret;
asm volatile (
- "movl %1, %0"
+ "movl (%1), %0"
: "=r" (ret)
- : "m" (DWORD_PTR(addr))
+ : "r" (addr)
: "memory"
);
return ret;
}
+#if defined (__x86_64__)
inline uint64_t mminq(uintptr_t addr) {
uint64_t ret;
asm volatile (
- "movq %1, %0"
+ "movq (%1), %0"
: "=r" (ret)
- : "m" (QWORD_PTR(addr))
+ : "r" (addr)
: "memory"
);
return ret;
}
+#endif
inline uint64_t rdmsr(uint32_t msr) {
uint32_t edx, eax;
