Flash ROM - Revision history

Prehistoricman: Add details about the addressing

2024-02-21T04:43:26Z

Add details about the addressing

Prehistoricman: Fix information about MCPX connection

2024-02-21T04:15:35Z

Fix information about MCPX connection

Redherring32 at 17:55, 16 July 2019

2019-07-16T17:55:11Z

JayFoxRox: Add wikipedia links for flash memory and LPC

2018-07-11T17:45:24Z

Add wikipedia links for flash memory and LPC

JayFoxRox: JayFoxRox moved page Flash to Flash ROM without leaving a redirect

2017-08-25T13:45:41Z

JayFoxRox moved page Flash to Flash ROM without leaving a redirect

JayFoxRox at 13:44, 25 August 2017

2017-08-25T13:44:57Z

JayFoxRox at 15:43, 1 June 2017

2017-06-01T15:43:28Z

JayFoxRox at 15:43, 1 June 2017

2017-06-01T15:43:02Z

JayFoxRox: Created page with "The Flash is a 1MiB non-volatile TSOP ROM chip and connected to the MCPX via the LPC bus..."

2017-05-28T16:06:14Z

Created page with "The Flash is a 1MiB non-volatile <abbr title="Thin Small Outline Package">TSOP</abbr> ROM chip and connected to the MCPX via the <abbr title="Low Pin Count">LPC</abbr> bus..."

New page

The Flash is a 1MiB non-volatile <abbr title="Thin Small Outline Package">TSOP</abbr> ROM chip and connected to the [[MCPX]] via the <abbr title="Low Pin Count">LPC</abbr> bus.
It usually stores the [[BIOS]].

@@ Line 1: / Line 1: @@
-The Flash is a 256 kiB or 1 MiB [[Wikipedia:Flash_memory|non-volatile <abbr title="Thin Small Outline Package">TSOP</abbr> ROM chip]] and connected to the [[MCPX]] via a parallel bus on [[hardware revisions]] 1.0 to 1.4. The ROM on revision 1.6 is stored in the Xcalibur chip, not a flash chip, and is connected to the [[MCPX]] via the [[Wikipedia:Low Pin Count|<abbr title="Low Pin Count">LPC</abbr>]] bus (Xbox revision 1.6).
+The Flash is a 256 kiB or 1 MiB [[Wikipedia:Flash_memory|non-volatile <abbr title="Thin Small Outline Package">TSOP</abbr> ROM chip]] and connected to the [[MCPX]] via a parallel bus on [[hardware revisions]] 1.0 to 1.4. The 256 kiB ROM on revision 1.6 is stored in the Xcalibur chip, not a flash chip, and is connected to the [[MCPX]] via the [[Wikipedia:Low Pin Count|<abbr title="Low Pin Count">LPC</abbr>]] bus (Xbox revision 1.6).
-The Flash ROM is mapped at 0xFFF00000 (if the ROM is 1 MiB; 0xFFFC0000, if the ROM is 256 kiB) in the Xbox kernel.
+The Flash ROM is mapped at physical addresses 0xFF000000 to 0xFFFFFFFF (revision 1.0) or 0xFFFFFDFF (revisions 1.1 - 1.6). The 256 kiB or 1 MiB ROM is [[Wikipedia:Aliasing (computing)#Hardware aliasing|aliased]] throughout this 16 MiB address range.
 For the content of the Microsoft flash images see [[BIOS]].

@@ Line 1: / Line 1: @@
-The Flash is a 256 kiB or 1 MiB [[Wikipedia:Flash_memory|non-volatile <abbr title="Thin Small Outline Package">TSOP</abbr> ROM chip]] and connected to the [[MCPX]] via the [[Wikipedia:Low Pin Count|<abbr title="Low Pin Count">LPC</abbr>]] bus.
+The Flash is a 256 kiB or 1 MiB [[Wikipedia:Flash_memory|non-volatile <abbr title="Thin Small Outline Package">TSOP</abbr> ROM chip]] and connected to the [[MCPX]] via a parallel bus on [[hardware revisions]] 1.0 to 1.4. The ROM on revision 1.6 is stored in the Xcalibur chip, not a flash chip, and is connected to the [[MCPX]] via the [[Wikipedia:Low Pin Count|<abbr title="Low Pin Count">LPC</abbr>]] bus (Xbox revision 1.6).
 The Flash ROM is mapped at 0xFFF00000 (if the ROM is 1 MiB; 0xFFFC0000, if the ROM is 256 kiB) in the Xbox kernel.
 For the content of the Microsoft flash images see [[BIOS]].

@@ Line 1: / Line 1: @@
 The Flash is a 256 kiB or 1 MiB [[Wikipedia:Flash_memory|non-volatile <abbr title="Thin Small Outline Package">TSOP</abbr> ROM chip]] and connected to the [[MCPX]] via the [[Wikipedia:Low Pin Count|<abbr title="Low Pin Count">LPC</abbr>]] bus.
-The Flash ROM is mapped at 0xFFF00000 (if the ROM is 1 MiB; 0xFFFC0000, if the ROM is 256 kiB) into the but the Xbox kernel.
+The Flash ROM is mapped at 0xFFF00000 (if the ROM is 1 MiB; 0xFFFC0000, if the ROM is 256 kiB) in the Xbox kernel.
 For the content of the Microsoft flash images see [[BIOS]].

@@ Line 1: / Line 1: @@
-The Flash is a 256 kiB or 1 MiB non-volatile <abbr title="Thin Small Outline Package">TSOP</abbr> ROM chip and connected to the [[MCPX]] via the <abbr title="Low Pin Count">LPC</abbr> bus.
+The Flash is a 256 kiB or 1 MiB [[Wikipedia:Flash_memory|non-volatile <abbr title="Thin Small Outline Package">TSOP</abbr> ROM chip]] and connected to the [[MCPX]] via the [[Wikipedia:Low Pin Count|<abbr title="Low Pin Count">LPC</abbr>]] bus.
 The Flash ROM is mapped at 0xFFF00000 (if the ROM is 1 MiB; 0xFFFC0000, if the ROM is 256 kiB) into the but the Xbox kernel.
 For the content of the Microsoft flash images see [[BIOS]].

← Older revision		Revision as of 13:44, 25 August 2017
Line 1:		Line 1:
	The Flash is a 256 kiB or 1 MiB non-volatile <abbr title="Thin Small Outline Package">TSOP</abbr> ROM chip and connected to the [[MCPX]] via the <abbr title="Low Pin Count">LPC</abbr> bus.		The Flash is a 256 kiB or 1 MiB non-volatile <abbr title="Thin Small Outline Package">TSOP</abbr> ROM chip and connected to the [[MCPX]] via the <abbr title="Low Pin Count">LPC</abbr> bus.
		+
		+	The Flash ROM is mapped at 0xFFF00000 (if the ROM is 1 MiB; 0xFFFC0000, if the ROM is 256 kiB) into the but the Xbox kernel.

	For the content of the Microsoft flash images see [[BIOS]].		For the content of the Microsoft flash images see [[BIOS]].

← Older revision	Revision as of 13:45, 25 August 2017
(No difference)

← Older revision		Revision as of 15:43, 1 June 2017
Line 1:		Line 1:
	The Flash is a 256 kiB or 1 MiB non-volatile <abbr title="Thin Small Outline Package">TSOP</abbr> ROM chip and connected to the [[MCPX]] via the <abbr title="Low Pin Count">LPC</abbr> bus.		The Flash is a 256 kiB or 1 MiB non-volatile <abbr title="Thin Small Outline Package">TSOP</abbr> ROM chip and connected to the [[MCPX]] via the <abbr title="Low Pin Count">LPC</abbr> bus.

−	For the content of the Microsoft ~~Flash image~~ see [[BIOS]].	+	For the content of the Microsoft flash images see [[BIOS]].