From: Andrew Jones <drjones@redhat.com>
To: kvm@vger.kernel.org, kvm-ppc@vger.kernel.org
Cc: thuth@redhat.com, dgibson@redhat.com,
david@gibson.dropbear.id.au, agraf@suse.de, lvivier@redhat.com,
pbonzini@redhat.com
Subject: [kvm-unit-tests PATCH v3 10/17] powerpc/ppc64: add a boot rom
Date: Sat, 13 Feb 2016 17:28:23 +0100 [thread overview]
Message-ID: <1455380910-30604-11-git-send-email-drjones@redhat.com> (raw)
In-Reply-To: <1455380910-30604-1-git-send-email-drjones@redhat.com>
Make a one line replacement for SLOF. This bootloader just
jumps to 0x400000, because we know the kernel will be there.
Signed-off-by: Andrew Jones <drjones@redhat.com>
---
powerpc/Makefile.common | 11 +++++++++--
powerpc/boot_rom.S | 5 +++++
2 files changed, 14 insertions(+), 2 deletions(-)
create mode 100644 powerpc/boot_rom.S
diff --git a/powerpc/Makefile.common b/powerpc/Makefile.common
index 13b828ab171d6..0c3eaba0d3aab 100644
--- a/powerpc/Makefile.common
+++ b/powerpc/Makefile.common
@@ -11,7 +11,7 @@ endif
tests-common = \
$(TEST_DIR)/selftest.elf
-all: test_cases
+all: $(TEST_DIR)/boot_rom.bin test_cases
##################################################################
phys_base = $(LOADADDR)
@@ -40,8 +40,15 @@ FLATLIBS = $(libcflat) $(LIBFDT_archive) $(libgcc)
-Wl,-T,powerpc/flat.lds,--build-id=none,-Ttext=$(start_addr) \
$(filter %.o, $^) $(FLATLIBS)
+$(TEST_DIR)/boot_rom.bin: $(TEST_DIR)/boot_rom.elf
+ dd if=/dev/zero of=$@ bs=256 count=1
+ $(OBJCOPY) -O binary $^ >(cat - >>$@)
+
+$(TEST_DIR)/boot_rom.elf: $(TEST_DIR)/boot_rom.o
+ $(LD) -nostdlib -Ttext=0x100 --entry=start --build-id=none -o $@ $<
+
powerpc_clean: libfdt_clean asm_offsets_clean
- $(RM) $(TEST_DIR)/*.{o,elf} \
+ $(RM) $(TEST_DIR)/*.{o,elf} $(TEST_DIR)/boot_rom.bin \
$(TEST_DIR)/.*.d lib/powerpc/.*.d
##################################################################
diff --git a/powerpc/boot_rom.S b/powerpc/boot_rom.S
new file mode 100644
index 0000000000000..ae2c08ddce3c1
--- /dev/null
+++ b/powerpc/boot_rom.S
@@ -0,0 +1,5 @@
+#define SPAPR_KERNEL_LOAD_ADDR 0x400000
+.text
+.globl start
+start:
+ b SPAPR_KERNEL_LOAD_ADDR - 0x100
--
2.4.3
next prev parent reply other threads:[~2016-02-13 16:29 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-13 16:28 [kvm-unit-tests PATCH v3 00/17] ppc64: initial drop Andrew Jones
2016-02-13 16:28 ` [kvm-unit-tests PATCH v3 01/17] arm/arm64: trivial: another assert fix Andrew Jones
2016-02-14 22:55 ` David Gibson
2016-02-15 6:38 ` Thomas Huth
2016-02-13 16:28 ` [kvm-unit-tests PATCH v3 02/17] Makefile: cscope: also look in arch shared asm Andrew Jones
2016-02-13 16:28 ` [kvm-unit-tests PATCH v3 03/17] lib: asm-generic: add missing casts Andrew Jones
2016-02-14 22:57 ` David Gibson
2016-02-13 16:28 ` [kvm-unit-tests PATCH v3 04/17] devicetree: fix dt_get_memory_params Andrew Jones
2016-02-14 23:00 ` David Gibson
2016-02-15 7:22 ` Thomas Huth
2016-02-13 16:28 ` [kvm-unit-tests PATCH v3 05/17] arm/arm64: setup improvements Andrew Jones
2016-02-13 16:28 ` [kvm-unit-tests PATCH v3 06/17] lib: share arm-selftest utility functions Andrew Jones
2016-02-13 16:28 ` [kvm-unit-tests PATCH v3 07/17] config: no need to mix arch makefiles Andrew Jones
2016-02-13 16:28 ` [kvm-unit-tests PATCH v3 08/17] powerpc/ppc64: start skeleton framework Andrew Jones
2016-02-15 7:28 ` Thomas Huth
2016-02-13 16:28 ` [kvm-unit-tests PATCH v3 09/17] powerpc/ppc64: ppc-ify makefiles and linker script Andrew Jones
2016-02-15 7:46 ` Thomas Huth
2016-02-13 16:28 ` Andrew Jones [this message]
2016-02-15 8:00 ` [kvm-unit-tests PATCH v3 10/17] powerpc/ppc64: add a boot rom Thomas Huth
2016-02-13 16:28 ` [kvm-unit-tests PATCH v3 11/17] powerpc/ppc64: add hcall support and putchar Andrew Jones
2016-02-14 23:29 ` David Gibson
2016-02-15 8:44 ` Thomas Huth
2016-02-15 8:54 ` Andrew Jones
2016-02-15 8:58 ` Thomas Huth
2016-02-13 16:28 ` [kvm-unit-tests PATCH v3 12/17] powerpc/ppc64: adapt arm's setup Andrew Jones
2016-02-15 9:01 ` Thomas Huth
2016-02-13 16:28 ` [kvm-unit-tests PATCH v3 13/17] powerpc/ppc64: relocate linker VMAs Andrew Jones
2016-02-13 16:28 ` [kvm-unit-tests PATCH v3 14/17] powerpc/ppc64: add run script and unittests.cfg Andrew Jones
2016-02-15 9:36 ` Thomas Huth
2016-02-13 16:28 ` [kvm-unit-tests PATCH v3 15/17] mkstandalone: add support for powerpc Andrew Jones
2016-02-13 16:28 ` [kvm-unit-tests PATCH v3 16/17] powerpc/ppc64: add RTAS support Andrew Jones
2016-02-13 17:18 ` Andrew Jones
2016-02-15 9:59 ` Thomas Huth
2016-02-15 12:00 ` Andrew Jones
2016-02-15 12:15 ` Thomas Huth
2016-02-13 16:28 ` [kvm-unit-tests PATCH v3 17/17] powerpc/ppc64: make a fake debug-exit Andrew Jones
2016-02-15 10:01 ` Thomas Huth
2016-02-15 10:37 ` [kvm-unit-tests PATCH v3 00/17] ppc64: initial drop Laurent Vivier
2016-02-15 12:08 ` Andrew Jones
2016-02-15 12:12 ` Laurent Vivier
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