SeaBIOS: update stable release from 1.7.5 to 1.8.2

Several USB timing fixes for USB controllers on real hardware
Initial support for USB3 hubs
Initial support for SD cards (on QEMU only)
Initial support for transitioning to 32bit mode using SMIs (on QEMU TCG only)
SeaVGABIOS improvements:
 Added cursor emulation to coreboot native init vgabios (cbvga)
 Added support for read character calls when in graphics mode

Change-Id: Ic99f11dea4c87dbf3e9de4ce7f14064d0a083101
Signed-off-by: Alexander Couzens <>
Tested-by: build bot (Jenkins)
Reviewed-by: Alexandru Gagniuc <>
Reviewed-by: Paul Menzel <>
2 files changed