die() when attempting to use bounce buffer on non-i386.

Only i386 has code to support bounce buffer. For others coreboot
would silently discard part of binary which doesn't work and is a hell to debug.

Instead just die.

Change-Id: I37ae24ea5d13aae95f9856a896700a0408747233
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: https://review.coreboot.org/13750
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>

6 files changed, 30 insertions, 0 deletions

diff --git a/src/arch/arm/boot.c b/src/arch/arm/boot.c
index 1767fe04c2..e208fc9051 100644
--- a/src/arch/arm/boot.c
+++ b/src/arch/arm/boot.c
@@ -25,3 +25,8 @@ void arch_prog_run(struct prog *prog)
 	doit = prog_entry(prog);
 	doit(prog_entry_arg(prog));
 }
+
+int arch_supports_bounce_buffer(void)
+{
+	return 0;
+}
diff --git a/src/arch/arm64/boot.c b/src/arch/arm64/boot.c
index fa83c3f657..d498cd9362 100644
--- a/src/arch/arm64/boot.c
+++ b/src/arch/arm64/boot.c
@@ -72,6 +72,11 @@ void arch_prog_run(struct prog *prog)
 	doit(prog_entry_arg(prog));
 }
 
+int arch_supports_bounce_buffer(void)
+{
+	return 0;
+}
+
 /* Generic stage entry point. Can be overridden by board/SoC if needed. */
 __attribute__((weak)) void stage_entry(void)
 {
diff --git a/src/arch/mips/boot.c b/src/arch/mips/boot.c
index 5ab36ec390..608af7b588 100644
--- a/src/arch/mips/boot.c
+++ b/src/arch/mips/boot.c
@@ -23,3 +23,8 @@ void arch_prog_run(struct prog *prog)
 
 	doit(cb_tables);
 }
+
+int arch_supports_bounce_buffer(void)
+{
+	return 0;
+}
diff --git a/src/arch/power8/boot.c b/src/arch/power8/boot.c
index 4da60b4e6c..fa1586f25b 100644
--- a/src/arch/power8/boot.c
+++ b/src/arch/power8/boot.c
@@ -21,3 +21,8 @@ void arch_prog_run(struct prog *prog)
 
 	doit(prog_entry_arg(prog));
 }
+
+int arch_supports_bounce_buffer(void)
+{
+	return 0;
+}
diff --git a/src/arch/riscv/boot.c b/src/arch/riscv/boot.c
index 552b3f4cd6..96526bf64b 100644
--- a/src/arch/riscv/boot.c
+++ b/src/arch/riscv/boot.c
@@ -30,3 +30,8 @@ void arch_prog_run(struct prog *prog)
 		doit(prog_entry_arg(prog));
 	}
 }
+
+int arch_supports_bounce_buffer(void)
+{
+	return 0;
+}
diff --git a/src/arch/x86/boot.c b/src/arch/x86/boot.c
index b23e322d6c..ba78c4e308 100644
--- a/src/arch/x86/boot.c
+++ b/src/arch/x86/boot.c
@@ -192,6 +192,11 @@ static void jmp_payload(void *entry, unsigned long buffer, unsigned long size)
 		);
 }
 
+int arch_supports_bounce_buffer(void)
+{
+	return 1;
+}
+
 static void try_payload(struct prog *prog)
 {
 	if (prog_type(prog) == PROG_PAYLOAD) {