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hw/core/loader: return image sizes as ssize_t

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Various loader functions return an int which limits images to 2GB which
is fine for things like a BIOS/kernel image, but if we want to be able
to load memory images or large ramdisks then any file over 2GB would
silently fail to load.

Cc: Luc Michel <lmichel@kalray.eu>
Signed-off-by: Jamie Iles <jamie@nuviainc.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Luc Michel <lmichel@kalray.eu>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20211111141141.3295094-2-jamie@nuviainc.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
This commit is contained in:
Jamie Iles 2021-11-11 14:11:40 +00:00 • committed by Alistair Francis
parent 40244040a7
commit af9751316e
7 changed files with 80 additions and 75 deletions
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2
hw/arm/armv7m.c
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@ -570,7 +570,7 @@ static void armv7m_reset(void *opaque)
void armv7m_load_kernel(ARMCPU *cpu, const char *kernel_filename, int mem_size)
{
int image_size;
ssize_t image_size;
uint64_t entry;
int big_endian;
AddressSpace *as;