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authorCédric Le Goater <clg@kaod.org>2017-02-10 17:40:29 +0000
committerPeter Maydell <peter.maydell@linaro.org>2017-02-10 17:40:29 +0000
commit93bf276d5f47c7b743d40a92b881c53acc882525 (patch)
treeb6a98191191b9c480df11d974624cbf30a0e739c /hw
parent0c7209bee805bcc974cf16cd567c8865db5d1ce5 (diff)
aspeed: remove useless comment on controller segment size
The flash devices used for the FMC controller (BMC firmware) are well defined for each Aspeed machine and are all smaller than the default mapping window size, at least for CE0 which is the chip the SoC boots from. Signed-off-by: Cédric Le Goater <clg@kaod.org> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Message-id: 1486648058-520-3-git-send-email-clg@kaod.org Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'hw')
-rw-r--r--hw/arm/aspeed.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/hw/arm/aspeed.c b/hw/arm/aspeed.c
index ac9cbd66b7..283c038814 100644
--- a/hw/arm/aspeed.c
+++ b/hw/arm/aspeed.c
@@ -148,10 +148,6 @@ static void aspeed_board_init_flashes(AspeedSMCState *s, const char *flashtype,
DriveInfo *dinfo = drive_get_next(IF_MTD);
qemu_irq cs_line;
- /*
- * FIXME: check that we are not using a flash module exceeding
- * the controller segment size
- */
fl->flash = ssi_create_slave_no_init(s->spi, flashtype);
if (dinfo) {
qdev_prop_set_drive(fl->flash, "drive", blk_by_legacy_dinfo(dinfo),
@@ -210,7 +206,9 @@ static void aspeed_board_init(MachineState *machine,
/*
* create a ROM region using the default mapping window size of
- * the flash module.
+ * the flash module. The window size is 64MB for the AST2400
+ * SoC and 128MB for the AST2500 SoC, which is twice as big as
+ * needed by the flash modules of the Aspeed machines.
*/
memory_region_init_rom(boot_rom, OBJECT(bmc), "aspeed.boot_rom",
fl->size, &error_abort);