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diff --git a/docs/system/target-arm.texi b/docs/system/target-arm.texi new file mode 100644 index 0000000000..040d77b5e0 --- /dev/null +++ b/docs/system/target-arm.texi @@ -0,0 +1,264 @@ +@node ARM System emulator +@section ARM System emulator +@cindex system emulation (ARM) + +Use the executable @file{qemu-system-arm} to simulate a ARM +machine. The ARM Integrator/CP board is emulated with the following +devices: + +@itemize @minus +@item +ARM926E, ARM1026E, ARM946E, ARM1136 or Cortex-A8 CPU +@item +Two PL011 UARTs +@item +SMC 91c111 Ethernet adapter +@item +PL110 LCD controller +@item +PL050 KMI with PS/2 keyboard and mouse. +@item +PL181 MultiMedia Card Interface with SD card. +@end itemize + +The ARM Versatile baseboard is emulated with the following devices: + +@itemize @minus +@item +ARM926E, ARM1136 or Cortex-A8 CPU +@item +PL190 Vectored Interrupt Controller +@item +Four PL011 UARTs +@item +SMC 91c111 Ethernet adapter +@item +PL110 LCD controller +@item +PL050 KMI with PS/2 keyboard and mouse. +@item +PCI host bridge. Note the emulated PCI bridge only provides access to +PCI memory space. It does not provide access to PCI IO space. +This means some devices (eg. ne2k_pci NIC) are not usable, and others +(eg. rtl8139 NIC) are only usable when the guest drivers use the memory +mapped control registers. +@item +PCI OHCI USB controller. +@item +LSI53C895A PCI SCSI Host Bus Adapter with hard disk and CD-ROM devices. +@item +PL181 MultiMedia Card Interface with SD card. +@end itemize + +Several variants of the ARM RealView baseboard are emulated, +including the EB, PB-A8 and PBX-A9. Due to interactions with the +bootloader, only certain Linux kernel configurations work out +of the box on these boards. + +Kernels for the PB-A8 board should have CONFIG_REALVIEW_HIGH_PHYS_OFFSET +enabled in the kernel, and expect 512M RAM. Kernels for The PBX-A9 board +should have CONFIG_SPARSEMEM enabled, CONFIG_REALVIEW_HIGH_PHYS_OFFSET +disabled and expect 1024M RAM. + +The following devices are emulated: + +@itemize @minus +@item +ARM926E, ARM1136, ARM11MPCore, Cortex-A8 or Cortex-A9 MPCore CPU +@item +ARM AMBA Generic/Distributed Interrupt Controller +@item +Four PL011 UARTs +@item +SMC 91c111 or SMSC LAN9118 Ethernet adapter +@item +PL110 LCD controller +@item +PL050 KMI with PS/2 keyboard and mouse +@item +PCI host bridge +@item +PCI OHCI USB controller +@item +LSI53C895A PCI SCSI Host Bus Adapter with hard disk and CD-ROM devices +@item +PL181 MultiMedia Card Interface with SD card. +@end itemize + +The XScale-based clamshell PDA models ("Spitz", "Akita", "Borzoi" +and "Terrier") emulation includes the following peripherals: + +@itemize @minus +@item +Intel PXA270 System-on-chip (ARM V5TE core) +@item +NAND Flash memory +@item +IBM/Hitachi DSCM microdrive in a PXA PCMCIA slot - not in "Akita" +@item +On-chip OHCI USB controller +@item +On-chip LCD controller +@item +On-chip Real Time Clock +@item +TI ADS7846 touchscreen controller on SSP bus +@item +Maxim MAX1111 analog-digital converter on I@math{^2}C bus +@item +GPIO-connected keyboard controller and LEDs +@item +Secure Digital card connected to PXA MMC/SD host +@item +Three on-chip UARTs +@item +WM8750 audio CODEC on I@math{^2}C and I@math{^2}S busses +@end itemize + +The Palm Tungsten|E PDA (codename "Cheetah") emulation includes the +following elements: + +@itemize @minus +@item +Texas Instruments OMAP310 System-on-chip (ARM 925T core) +@item +ROM and RAM memories (ROM firmware image can be loaded with -option-rom) +@item +On-chip LCD controller +@item +On-chip Real Time Clock +@item +TI TSC2102i touchscreen controller / analog-digital converter / Audio +CODEC, connected through MicroWire and I@math{^2}S busses +@item +GPIO-connected matrix keypad +@item +Secure Digital card connected to OMAP MMC/SD host +@item +Three on-chip UARTs +@end itemize + +Nokia N800 and N810 internet tablets (known also as RX-34 and RX-44 / 48) +emulation supports the following elements: + +@itemize @minus +@item +Texas Instruments OMAP2420 System-on-chip (ARM 1136 core) +@item +RAM and non-volatile OneNAND Flash memories +@item +Display connected to EPSON remote framebuffer chip and OMAP on-chip +display controller and a LS041y3 MIPI DBI-C controller +@item +TI TSC2301 (in N800) and TI TSC2005 (in N810) touchscreen controllers +driven through SPI bus +@item +National Semiconductor LM8323-controlled qwerty keyboard driven +through I@math{^2}C bus +@item +Secure Digital card connected to OMAP MMC/SD host +@item +Three OMAP on-chip UARTs and on-chip STI debugging console +@item +Mentor Graphics "Inventra" dual-role USB controller embedded in a TI +TUSB6010 chip - only USB host mode is supported +@item +TI TMP105 temperature sensor driven through I@math{^2}C bus +@item +TI TWL92230C power management companion with an RTC on I@math{^2}C bus +@item +Nokia RETU and TAHVO multi-purpose chips with an RTC, connected +through CBUS +@end itemize + +The Luminary Micro Stellaris LM3S811EVB emulation includes the following +devices: + +@itemize @minus +@item +Cortex-M3 CPU core. +@item +64k Flash and 8k SRAM. +@item +Timers, UARTs, ADC and I@math{^2}C interface. +@item +OSRAM Pictiva 96x16 OLED with SSD0303 controller on I@math{^2}C bus. +@end itemize + +The Luminary Micro Stellaris LM3S6965EVB emulation includes the following +devices: + +@itemize @minus +@item +Cortex-M3 CPU core. +@item +256k Flash and 64k SRAM. +@item +Timers, UARTs, ADC, I@math{^2}C and SSI interfaces. +@item +OSRAM Pictiva 128x64 OLED with SSD0323 controller connected via SSI. +@end itemize + +The Freecom MusicPal internet radio emulation includes the following +elements: + +@itemize @minus +@item +Marvell MV88W8618 ARM core. +@item +32 MB RAM, 256 KB SRAM, 8 MB flash. +@item +Up to 2 16550 UARTs +@item +MV88W8xx8 Ethernet controller +@item +MV88W8618 audio controller, WM8750 CODEC and mixer +@item +128×64 display with brightness control +@item +2 buttons, 2 navigation wheels with button function +@end itemize + +The Siemens SX1 models v1 and v2 (default) basic emulation. +The emulation includes the following elements: + +@itemize @minus +@item +Texas Instruments OMAP310 System-on-chip (ARM 925T core) +@item +ROM and RAM memories (ROM firmware image can be loaded with -pflash) +V1 +1 Flash of 16MB and 1 Flash of 8MB +V2 +1 Flash of 32MB +@item +On-chip LCD controller +@item +On-chip Real Time Clock +@item +Secure Digital card connected to OMAP MMC/SD host +@item +Three on-chip UARTs +@end itemize + +A Linux 2.6 test image is available on the QEMU web site. More +information is available in the QEMU mailing-list archive. + +@c man begin OPTIONS + +The following options are specific to the ARM emulation: + +@table @option + +@item -semihosting +Enable semihosting syscall emulation. + +On ARM this implements the "Angel" interface. + +Note that this allows guest direct access to the host filesystem, +so should only be used with trusted guest OS. + +@end table + +@c man end + |