diff --git a/Makefile b/Makefile index e683f3949d..5dd79603c1 100644 --- a/Makefile +++ b/Makefile @@ -247,6 +247,9 @@ CFLAGS = $(STACKPROTECT) $(INCLUDES) -Os -nostdinc CFLAGS += -nostdlib -Wall -Wundef -Wstrict-prototypes -Wmissing-prototypes CFLAGS += -Wwrite-strings -Wredundant-decls -Wno-trigraphs CFLAGS += -Wstrict-aliasing -Wshadow +ifeq ($(CONFIG_WARNINGS_ARE_ERRORS),y) +CFLAGS += -Werror +endif CFLAGS += -fno-common -ffreestanding -fno-builtin -fomit-frame-pointer CBFS_COMPRESS_FLAG:=l diff --git a/src/Kconfig b/src/Kconfig index cc61ba6225..c2a56e1dbf 100644 --- a/src/Kconfig +++ b/src/Kconfig @@ -463,3 +463,7 @@ config USE_INIT config ENABLE_APIC_EXT_ID bool default n + +config WARNINGS_ARE_ERRORS + bool + default n diff --git a/src/arch/i386/boot/coreboot_table.c b/src/arch/i386/boot/coreboot_table.c index 49fef60cdd..00c34b2ee8 100644 --- a/src/arch/i386/boot/coreboot_table.c +++ b/src/arch/i386/boot/coreboot_table.c @@ -65,11 +65,13 @@ static struct lb_record *lb_last_record(struct lb_header *header) return rec; } +#if 0 static struct lb_record *lb_next_record(struct lb_record *rec) { rec = (void *)(((char *)rec) + rec->size); return rec; } +#endif static struct lb_record *lb_new_record(struct lb_header *header) { @@ -218,6 +220,7 @@ static void lb_strings(struct lb_header *header) } +#if CONFIG_WRITE_HIGH_TABLES == 1 static struct lb_forward *lb_forward(struct lb_header *header, struct lb_header *next_header) { struct lb_record *rec; @@ -229,6 +232,7 @@ static struct lb_forward *lb_forward(struct lb_header *header, struct lb_header forward->forward = (uint64_t)(unsigned long)next_header; return forward; } +#endif void lb_memory_range(struct lb_memory *mem, uint32_t type, uint64_t start, uint64_t size) diff --git a/src/arch/i386/include/arch/smp/spinlock.h b/src/arch/i386/include/arch/smp/spinlock.h index 71015452e8..5c1dd94c36 100644 --- a/src/arch/i386/include/arch/smp/spinlock.h +++ b/src/arch/i386/include/arch/smp/spinlock.h @@ -11,6 +11,7 @@ typedef struct { #define SPIN_LOCK_UNLOCKED (spinlock_t) { 1 } +#define DECLARE_SPIN_LOCK(x) static spinlock_t x = SPIN_LOCK_UNLOCKED; /* * Simple spin lock operations. There are two variants, one clears IRQ's diff --git a/src/console/printk.c b/src/console/printk.c index 3b1ae24ec1..e06468236c 100644 --- a/src/console/printk.c +++ b/src/console/printk.c @@ -23,7 +23,7 @@ int default_message_loglevel = DEFAULT_MESSAGE_LOGLEVEL; int minimum_console_loglevel = MINIMUM_CONSOLE_LOGLEVEL; int default_console_loglevel = CONFIG_DEFAULT_CONSOLE_LOGLEVEL; -static spinlock_t console_lock = SPIN_LOCK_UNLOCKED; +DECLARE_SPIN_LOCK(console_lock) int do_printk(int msg_level, const char *fmt, ...) { diff --git a/src/console/vsprintf.c b/src/console/vsprintf.c index c4c91115c2..090063cf62 100644 --- a/src/console/vsprintf.c +++ b/src/console/vsprintf.c @@ -24,7 +24,7 @@ #include #include -static spinlock_t vsprintf_lock = SPIN_LOCK_UNLOCKED; +DECLARE_SPIN_LOCK(vsprintf_lock) static char *str_buf; diff --git a/src/cpu/emulation/qemu-x86/northbridge.c b/src/cpu/emulation/qemu-x86/northbridge.c index 7c3c18095c..44fb1ce598 100644 --- a/src/cpu/emulation/qemu-x86/northbridge.c +++ b/src/cpu/emulation/qemu-x86/northbridge.c @@ -8,6 +8,7 @@ #include #include "chip.h" #include "northbridge.h" +#include static void ram_resource(device_t dev, unsigned long index, unsigned long basek, unsigned long sizek) @@ -157,9 +158,9 @@ struct chip_operations cpu_emulation_qemu_x86_ops = { .enable_dev = enable_dev, }; -void udelay(int usecs) +void udelay(unsigned usecs) { - int i; + unsigned i; for(i = 0; i < usecs; i++) inb(0x80); } diff --git a/src/devices/device.c b/src/devices/device.c index 9ce58c52c9..c337294c1f 100644 --- a/src/devices/device.c +++ b/src/devices/device.c @@ -58,7 +58,9 @@ extern struct device **last_dev_p; * * @see device_path */ -static spinlock_t dev_lock = SPIN_LOCK_UNLOCKED; + +DECLARE_SPIN_LOCK(dev_lock) + device_t alloc_dev(struct bus *parent, struct device_path *path) { device_t dev, child; diff --git a/src/include/smp/spinlock.h b/src/include/smp/spinlock.h index aedd85b0ab..1b0b4fdde9 100644 --- a/src/include/smp/spinlock.h +++ b/src/include/smp/spinlock.h @@ -5,15 +5,7 @@ #include #else /* !CONFIG_SMP */ -/* Most GCC versions have a nasty bug with empty initializers */ -#if (__GNUC__ > 2) -typedef struct { } spinlock_t; -#define SPIN_LOCK_UNLOCKED (spinlock_t) { } -#else -typedef struct { int gcc_is_buggy; } spinlock_t; -#define SPIN_LOCK_UNLOCKED (spinlock_t) { 0 } -#endif - +#define DECLARE_SPIN_LOCK(x) #define barrier() do {} while(0) #define spin_is_locked(lock) 0 #define spin_unlock_wait(lock) do {} while(0) diff --git a/src/lib/cbmem.c b/src/lib/cbmem.c index 023ddeaeb2..db761958a9 100644 --- a/src/lib/cbmem.c +++ b/src/lib/cbmem.c @@ -35,9 +35,6 @@ #define MAX_CBMEM_ENTRIES 16 #define CBMEM_MAGIC 0x434f5245 -static void *cbmem_base; -static int cbmem_size; - struct cbmem_entry { u32 magic; u32 id; @@ -151,7 +148,7 @@ void *cbmem_add(u32 id, u64 size) cbmem_toc[0].base += size; cbmem_toc[0].size -= size; - return (void *)cbmem_toc[i].base; + return (void *)(u32)cbmem_toc[i].base; } void *cbmem_find(u32 id) diff --git a/src/mainboard/emulation/qemu-x86/Kconfig b/src/mainboard/emulation/qemu-x86/Kconfig index e319d98d2f..38d460df76 100644 --- a/src/mainboard/emulation/qemu-x86/Kconfig +++ b/src/mainboard/emulation/qemu-x86/Kconfig @@ -5,6 +5,7 @@ config BOARD_EMULATION_QEMU_X86 select CPU_EMULATION_QEMU_X86 select HAVE_PIRQ_TABLE select BOARD_ROMSIZE_KB_256 + select WARNINGS_ARE_ERRORS config MAINBOARD_DIR string diff --git a/util/x86emu/x86.c b/util/x86emu/x86.c index 2f314a043f..4ceb4b2e07 100644 --- a/util/x86emu/x86.c +++ b/util/x86emu/x86.c @@ -126,7 +126,7 @@ static void setup_realmode_idt(void) void run_bios(struct device *dev, unsigned long addr) { /* clear vga bios data area */ - memset(0x400, 0, 0x200); + memset((void *)0x400, 0, 0x200); /* Set up C interrupt handlers */ setup_interrupt_handlers();